- 101 of Top Tropicals Plant Catalog (Advanced Plant Finder and Identification)
- Abelia grandiflora (Glossy Abelia, Family: Caprifoliaceae )
- Abelia sp. (Abelia, Family: Caprifoliaceae )
- Abelmoschus esculentus, Hibiscus esculentus (Okra, Bamia, Gombo, Family: Malvaceae )
- Abelmoschus manihot (South Sea Salad Tree, Bele tree, Sunset Muskmallow, Sunset Hibiscus, Hibiscus Manihot, Family: Malvaceae )
- Abelmoschus moschatus, Hibiscus abelmoschus (Musk Mallow, Family: Malvaceae )
- Abroma augusta (Devil Cotton, Family: Malvaceae )
- Abrus precatorius (Buddhist rosary bead, Rosary pea vine, Carolina muida, Deadly crab's eye, Lucky bean, Prayer beads, Weather plant, Wild liquorice, Family: Fabaceae )
- Abutilon grandifolium, Sida grandifolia (Hairy Indian Mallow, Hairy Abutilon, Family: Malvaceae )
- Abutilon indicum, Sida indica, Abutilon hirtum (Indian mallow, Family: Malvaceae )
- Abutilon megapotamicum, Abutilon vexillarium, Callianthe megapotamica (Flowering Maple, Trailing Abutilon, Brazilian Bell-flower, Family: Malvaceae )
- Abutilon pictum (Golden Rain Flowering Maple, Thompsons Flowering Maple, Bell Flower, Family: Malvaceae )
- Abutilon vitifolium, Corynabutilon vitifolium (Vine-leaved Abutilon, Flowering Maple, Indian Mallow, Family: Malvaceae )
- Abutilon x hybridum (Flowering Maple, Weeping Maple,Chinese Lantern, Family: Malvaceae )
- Acacia adoxa (Acacia, Family: Fabaceae )
- Acacia auriculiformis (Darwin Black Wattle, Ear Pod Wattle, Family: Fabaceae )
- Acacia baileyana 'Purpurea' (Purple Fernleaf Acacia, Family: Fabaceae )
- Acacia cavenia, Mimosa caven (Espino Cavan, Roman Cassie, Family: Fabaceae )
- Acacia cultriformis (Knife-leaf Wattle, Dogtooth Wattle, Half-moon Wattle, Golden-glow Wattle, Family: Fabaceae )
- Acacia dealbata (Silver Wattle, Winter Mimosa tree, Family: Fabaceae )
- Acacia decurrens (Black Wattle, Family: Fabaceae )
- Acacia glaucoptera (Clay Wattle, Queen Wattle, Family: Fabaceae )
- Acacia iteaphylla (Willow-leaf Wattle, Family: Fabaceae )
- Acacia mangium (Mangium Wattle, Black Wattle, Hickory Wattle, Family: Fabaceae )
- Acacia nematophylla (Acacia, Family: Fabaceae )
- Acacia pendula (Weeping Myall, Silver-leaf Boree, Family: Fabaceae )
- Acacia pravissima (Ovens Wattle, Family: Fabaceae )
- Acacia redolens (Trailing Acacia, Bank Catclaw, Family: Fabaceae )
- Acacia saligna (Golden Wattle, Long-leaved Wattle, Long-leaved Acacia, Sallow Wattle, Coast Wattle, Golden Rods, Family: Fabaceae )
- Acacia sp. (Prickly Moses, Khair, Family: Fabaceae )
- Acalypha godseffiana (Copper Leaf, Beefsteak Plant, Fire dragon, Jacobs coat, Match-me-if-you-can, Three-seeded Mercury, Family: Euphorbiaceae )
- Acalypha godseffiana 'Heterophylla' (Copper Leaf, Beefsteak Plant, Fire Dragon, Jacobs Coat, Family: Euphorbiaceae )
- Acalypha hispaniolae, Acalypha pendula (Strawberry Firetails, Dwarf Cat Tails, Kitten's Tail, Trailing Acalypha, Firetail Chenille Plant, Family: Euphorbiaceae )
- Acalypha hispida (Cat Tail, Chenille Plant, Red Hot Cattail, Foxtail, Red Hot Poker, Family: Euphorbiaceae )
- Acalypha Inferno (Flame Copper leaf, Family: Euphorbiaceae )
- Acalypha wilkesiana (Fire Dragon Acalypha, Hoja de Cobre, Copper Leaf, Family: Euphorbiaceae )
- Acanthocereus tetragonus, Acanthocereus pentagonus (Night-blooming Cereus, Barbed-wire Cactus, Sword-pear, Family: Cactaceae )
- Acanthostachys strobilacea (Pinecone Bromeliad, Family: Bromeliaceae )
- Acanthus ilicifolius (Holly-leaved Acanthus, Sea Holly, Holy Mangrove, Family: Acanthaceae )
- Acanthus sp. (Acanthus, Bear's Breeches, Mountain Thistle, Alligator Plant, Family: Acanthaceae )
- Acer japonicum (Amur maple, Downy Japanese maple, Fullmoon maple, Family: Sapindaceae )
- Acer palmatum (Japanese maple, Palmate maple, Smooth Japanese maple, Family: Sapindaceae )
- Acer sp. (Red Maple, Soft Maple, Family: Sapindaceae )
- Achetaria azurea, Otacanthus caeruleus (Brazilian Snapdragon, Amazon Blue, Family: Plantaginaceae )
- Achillea sp. (Yarrow, Thousand-leaf, Milfoil, Sneezewort, Soldier's Friend, Family: Asteraceae )
- Achimenes sp. (Cupid's Bower, Hot Water Plant, Monkey-Faced Pansy, Magic Flower, Orchid Pansy, Family: Gesneriaceae )
- Acisanthera sp. (Acisanthera, Family: Melastomataceae )
- Acmella oleracea, Spilanthes oleracea (Toothache Plant, Paracress, Botox Plant, Jambu, Family: Asteraceae )
- Acmella sp. (Acmella, Family: Asteraceae )
- Acnistus arborescens (Hollowheart, Wild Tabbaco, Family: Solanaceae )
- Acoelorrhaphe wrightii (Paurotis, Silver Saw Palmetto, Everglades Palm, Family: Arecaceae / Palmae )
- Acokanthera oblongifolia, Acokanthera spectabilis, Carissa spectabilis (Bushman's Poison, Wintersweet, Family: Apocynaceae )
- Acokanthera oppositifolia (Bushman's Poison, Family: Apocynaceae )
- Aconitum sp. (Monkshood, Wolfsbane, Family: Ranunculaceae )
- Acorus gramineus variegatus (Sweet Flag, Family: Acoraceae )
- Acrocarpus fraxinifolius (Pink Cedar, Balangi, Kurungatti, Family: Fabaceae )
- Acrostichum aureum (Piai Raya, Golden Leather Fern, Mangrove Fern , Family: Pteridaceae )
- Actinidia arguta (Hardy Kiwifruit, Kiwi Berry, Arctic Kiwi, Baby Kiwi, Dessert Kiwi, Grape Kiwi, Northern Kiwi, Family: Actinidiaceae )
- Actinidia chinensis (Kiwi Fruit, Family: Actinidiaceae )
- Actinidia deliciosa (Kiwi Fruit, Chinese Gooseberry, Family: Actinidiaceae )
- Actinidia kolomikta (Kiwi, Family: Actinidiaceae )
- Actinidia sp. (Actinidia, Kiwi, Family: Actinidiaceae )
- Actiniopteris semiflabellata (Eyelash Fern, Family: Pteridaceae )
- Actinodium cunninghamii (Swamp Daisy, Family: Myrtaceae )
- Adansonia digitata (Baobab, Cream of Tartar tree, Monkey-bread tree, Lemonade tree, Upside-down Tree, Family: Malvaceae )
- Adansonia grandidieri (Grandidier's Baobab, Giant Baobab, Family: Malvaceae )
- Adansonia gregorii (Boab, Baobab, Australian Bottle Tree, Family: Malvaceae )
- Adansonia madagascariensis (Madagascar Baobab, Family: Malvaceae )
- Adansonia rubrostipa (Baobab, Family: Malvaceae )
- Adansonia za (Baobab, Family: Malvaceae )
- Adenanthera pavonina, Adenanthera gersenii, Adenanthera polita, Corallaria parvifolia (Red Sandalwood, Coral Bean Tree, Saga, Sagaseed Tree, Red-bead Tree, Raktakambal, Kokriki, Family: Fabaceae )
- Adenanthos sericeus (Coastal Woolly Bush, Family: Proteaceae )
- Adenia fruticosa (Adenia, Family: Passifloraceae )
- Adenia glauca (Adenia, Family: Passifloraceae )
- Adenia heterophylla, Modecca heterophylla (Adenia, Family: Passifloraceae )
- Adenia keramanthus (Adenia, Family: Passifloraceae )
- Adenia stylosa (Adenia, Candlestick Plant, Family: Passifloraceae )
- Adenia venenata, Modecca abyssinica (Adenia, Family: Passifloraceae )
- Adenium arabicum (Desert Rose, Family: Apocynaceae )
- Adenium boehmianum (Desert Rose, Family: Apocynaceae )
- Adenium hybrid (double flower) (Double Flower Desert Rose Hybrid, Family: Apocynaceae )
- Adenium hybrid (single flower) (Desert Rose, Impala Lily, Adenium hybrids, Family: Apocynaceae )
- Adenium multiflorum (Desert Rose, Family: Apocynaceae )
- Adenium obesum (Desert Rose, Impala Lily, Family: Apocynaceae )
- Adenium somalense (Desert Rose, Family: Apocynaceae )
- Adenium sp. (Adenium, Desert Rose, Impala Lily, Family: Apocynaceae )
- Adenium sp. black hybrids (Black Desert Rose, Family: Apocynaceae )
- Adenium sp. variegatum (Variegated Desert Rose, Family: Apocynaceae )
- Adenium sp. yellow hybrids (Yellow Desert Rose, Family: Apocynaceae )
- Adenium swazicum (Desert Rose, Family: Apocynaceae )
- Adenocalymna comosum, Bignonia comosa (Yellow Trumpet Vine, Family: Bignoniaceae )
- Adenolobus sp. (Adenolobus, Family: Fabaceae )
- Adiantum peruvianum (Silver Dollar, Family: Pteridaceae )
- Adiantum sp. (Maidenhair Fern, Family: Pteridaceae )
- Adinandra sp. (Adinandra, Family: Pentaphylacaceae )
- Adonidia merrillii, Veitchia merrilli (Christmas Palm, Family: Arecaceae / Palmae )
- Aechmea fasciata (Silver Vase, Family: Bromeliaceae )
- Aechmea sp. (Bromeliad, Family: Bromeliaceae )
- Aechmea sphaerocephala (Aechmea Bromeliad, Urn Plant, Family: Bromeliaceae )
- Aegle marmelos (Bael, Bengal Quince, Indian Bael, Wood Apple, Matoom, Family: Rutaceae )
- Aeonium arboreum, Sempervivum arboreum (Tree Aeonium, Houseleek Tree, Irish Rose, Family: Crassulaceae )
- Aeonium sedifolium (Dwarf Aeonium, Family: Crassulaceae )
- Aeonium sp. (Aeonium, Family: Crassulaceae )
- Aerangis hariotiana, Microterangis hariotiana, Chamaeangis hariotiana (Hariot's Microterangis, Family: Orchidaceae )
- Aerangis luteoalba, Angraecum rhodostictum (Beige Aerangis, Family: Orchidaceae )
- Aerides odorata (Fragrant Aerides, Family: Orchidaceae )
- Aeschynanthus longicaulis, Aeschynanthus marmoratus (Zebra Basket Vine, Family: Gesneriaceae )
- Aeschynanthus radicans, Aeschynanthus lobbianus (Lipstick Plant, Family: Gesneriaceae )
- Aeschynanthus sp. (Lipstick Plant, Lipstick Vine, Family: Gesneriaceae )
- Aeschynanthus speciosus (Basket Plant, Lipstick Plant, Family: Gesneriaceae )
- Aesculus californica (California Buckeye, California Horse-chestnut, Family: Sapindaceae )
- Aesculus flava (Yellow Buckeye, Family: Sapindaceae )
- Aesculus parviflora (Bottlebrush Buckeye, Small-flowered Buckeye, Family: Sapindaceae )
- Aesculus x carnea (Red Horsechestnut, Family: Sapindaceae )
- Aesculus_sp (Buckeye, Horse Chestnut, Horse-chestnut, Family: Sapindaceae )
- Aetanthus nodosus (Aetanthus , Family: Loranthaceae )
- Afgekia mahidolae (Afgekia, Family: Fabaceae )
- Afgekia sericea (Silky Afgekia, Family: Fabaceae )
- Aframomum sp. (Aframomum, Melegueta pepper, Guinea pepper, Alligator Pepper, Grains of Paradise, Family: Zingiberaceae )
- Afrocarpus falcatus, Podocarpus falcatus (Common Yellowwood, Bastard Yellowwood, African Pine Tree, Weeping Yew, Family: Podocarpaceae )
- Afrocarpus gracilior, Podocarpus gracilior (African Fern Pine, Family: Podocarpaceae )
- Afrocarpus mannii, Podocarpus mannii (Afrocarpus, Family: Podocarpaceae )
- Afzelia xylocarpa (Craib, Makha Tree, Cambodia Beng Tree, Family: Fabaceae )
- Aganosma marginata (Khruea Sai Tan, Family: Apocynaceae )
- Agapanthus sp. (African Lily, Family: Amaryllidaceae )
- Agapetes serpens, Vaccinium serpens (Creeping Agapetes, Family: Ericaceae )
- Agathis robusta (Queensland Kauri, Smooth-barked Kauri, Family: Araucariaceae )
- Agathosma gonaquensis (Gonaqua Buchu, Family: Rutaceae )
- Agave americana (Century plant, Family: Asparagaceae )
- Agave amica, Polianthes tuberosa (Tuberose, Family: Asparagaceae )
- Agave angustifolia Marginata, Agave marginata (Agave Maguey Lechugilla, Family: Asparagaceae )
- Agave attenuata (Fox Tail Agave, Swan's Neck Agave, Family: Asparagaceae )
- Agave neglecta (Small agave, Family: Asparagaceae )
- Agave sp. (Agave, Family: Asparagaceae )
- Agave tequilana (Tequila Agave, Century Plant, Family: Asparagaceae )
- Ageratum conyzoides (Mexican Ageratum, Yoat Weed, Family: Asteraceae )
- Ageratum houstonianum (Flossflower, Family: Asteraceae )
- Aglaia argentea (Silver Boodyarra, Family: Meliaceae )
- Aglaia korthalsii, Aglaia aquatica, Aglaia cauliflora (Aglaia, Sang Kreyt, Family: Meliaceae )
- Aglaia odorata (Chinese Perfume Plant, Chinese Rice Flower, Mock Lemon, Family: Meliaceae )
- Aglaia odorata var. Gigantea (Giant Rice Flower, Perfume Flower, Family: Meliaceae )
- Aglaia sapindina, Aglaia novaguineensis (Luka-luka Ma, Family: Meliaceae )
- Aglaonema 'King of Siam' (Aglaonema 'King of Siam', Family: Araceae )
- Aglaonema commutatum (Poison Dart Plant, Family: Araceae )
- Aglaonema costatum (Spotted Evergreen, Family: Araceae )
- Aglaonema nitidum (Chinese Evergreen, Painted Drop Tongue, Silver Evergreen, Family: Araceae )
- Aglaonema rotundum (Chinese Evergreen, Family: Araceae )
- Aglaonema sp. (Chinese Evergreen, Family: Araceae )
- Agonis flexuosa (Willow Myrtle, Western Australian Peppermint, Family: Myrtaceae )
- Aiphanes horrida, Aiphanes aculeata, Aiphanes caryotifolia, Martinezia truncata (Devil Palm, Ruffle Palm, Spine Palm, Family: Arecaceae / Palmae )
- Aiphanes minima, Bactris minima (Macaw Palm, Family: Arecaceae / Palmae )
- Ajania pacifica, Chrysanthemum pacificum (Pacific Chrysanthemum, Family: Asteraceae )
- Akebia quinata (Chocolate Vine, Five-leaf Akebia, Family: Lardizabalaceae )
- Akebia trifoliata (Chocolate Vine, Three-leaf Akebia , Family: Lardizabalaceae )
- Alangium salviifolium (Sage-leaf Alangium, Family: Alangiaceae )
- Alberta magna (Natal flame bush, Family: Rubiaceae )
- Albizia julibrissin (Silk Tree, Family: Fabaceae )
- Albizia lebbeck, Mimosa lebbeck (Womans tongue, Siris-tree, Rain tree, East Indian walnut, Kokko, Soros-tree, Raom tree, Family: Fabaceae )
- Albizia sp. (Albizia, Family: Fabaceae )
- Albuca spiralis (Frizzle Sizzle, Corkscrew Albuca, Family: Asparagaceae )
- Alcantarea imperialis, Vriesea imperialis (Giant Bromeliad, Family: Bromeliaceae )
- Alectryon tomentosus (Hairy alectryon, Woolly rambutan, Hairy bird's eye, Family: Sapindaceae )
- Aleurites moluccana, Aleurites triloba, Croton moluccanus (Candlenut oil tree, Candleberry, Varnish tree, Indian or Belgaum Walnut, Kemiri, Kukui nut tree, Family: Euphorbiaceae )
- Allagoptera caudescens (Buri Palm, Family: Arecaceae / Palmae )
- Allamanda blanchetii, Allamanda violacea (Cherry Allamanda, Purple Allamanda, Family: Apocynaceae )
- Allamanda cathartica, Allamanda nerifolia (Golden Trumpet Shrub, Family: Apocynaceae )
- Allamanda hendersonii, Allamanda cathartica var. hendersonii (Golden Trumpet Vine, Family: Apocynaceae )
- Allamanda schottii, Allamanda neriifolia (Dwarf Golden Trumpet, Family: Apocynaceae )
- Allamanda sp. Alba (Allamanda Blanca, Family: Apocynaceae )
- Allamanda violacea Cream (Allamanda, Family: Apocynaceae )
- Allamanda williamsii (Golden Trumpet Vine, Family: Apocynaceae )
- Allamanda x violacea Cabernet (Mini Red Allamanda, Cabernet Allamanda, Family: Apocynaceae )
- Allanblackia sp. (Tallow Tree, Family: Clusiaceae / Guttiferae )
- Allophylus sp. (False Currant, Family: Sapindaceae )
- Alluaudia comosa (Hairy Alluaudia, Family: Didiereaceae )
- Alluaudia dumosa (Alluaudia, Family: Didiereaceae )
- Alluaudia procera (Madagascar Ocotillo, Madagascan Ocotillo, African Ocotillo, Family: Didiereaceae )
- Alluaudia sp. (Alluaudia, Family: Didiereaceae )
- Alocasia 'Black Velvet', Alocasia reginula (Dwarf Alocasia, Family: Araceae )
- Alocasia 'Maharani' (Alocasia 'Maharani', Family: Araceae )
- Alocasia 'Regal Shields' (Regal Shield Plant, Family: Araceae )
- Alocasia baginda (Alocasia Dragon Scale, Family: Araceae )
- Alocasia clypeolata (Green Shield Alocasia, Family: Araceae )
- Alocasia cucullata (Lucky Leaf, Heart Shaped Elephant Ear, Buddha's Hand, Family: Araceae )
- Alocasia cuprea (Mirror Plant, Jewel Alocasia, Family: Araceae )
- Alocasia lauterbachiana (Alocasia, Family: Araceae )
- Alocasia macrorrhiza (Giant Taro, Giant Elephant Ear, Upright Elephant Ear, Pai, Family: Araceae )
- Alocasia odora (Giant Upright Elephant Ear, Family: Araceae )
- Alocasia sanderiana, Alocasia amazonica (Kris plant, Family: Araceae )
- Alocasia scalprum (Samar Lance, Family: Araceae )
- Alocasia sp. (Alocasia, Taro, Family: Araceae )
- Alocasia Stingray (Elephant Ear 'Stingray', Family: Araceae )
- Alocasia triangularis (Triangular Alocasia, Family: Araceae )
- Alocasia zebrina (Tiger Elephant Ear, Elephant Ear Zebra, Family: Araceae )
- Aloe africana (African Aloe, Family: Asphodelaceae )
- Aloe arborescens (Tree Aloe, Krantz Aloe, Torch Aloe, Family: Asphodelaceae )
- Aloe aristata (Torch Plant, Lace Aloe, Family: Asphodelaceae )
- Aloe erinacea, Aloe melanacantha var. erinacea (Goree, Family: Asphodelaceae )
- Aloe haworthioides (Haworthia-leaved Aloe, Family: Asphodelaceae )
- Aloe juvenna (Tiger Tooth Aloe, Family: Asphodelaceae )
- Aloe marlothii (Mountain Aloe, Flat-flowered Aloe , Family: Asphodelaceae )
- Aloe plicatilis (Fan Aloe, Family: Asphodelaceae )
- Aloe sp. (Aloe, Family: Asphodelaceae )
- Aloe speciosa (Tilt-head Aloe, Family: Asphodelaceae )
- Aloe striata (Coral Aloe, Family: Asphodelaceae )
- Aloe vera, Aloe barbadensis (Chinese Aloe, Indian Aloe, True Aloe, Barbados Aloe, Burn Aloe, First Aid Plant, Family: Asphodelaceae )
- Aloe x nobilis (Gold-Tooth Aloe, Family: Asphodelaceae )
- Aloidendron sp. (Aloidendron, Quiver Tree, Family: Asphodelaceae )
- Aloinopsis sp. (Aloinopsis, Living Stone, Family: Aizoaceae )
- Aloysia gratissima, Lippia lycioides, Aloysia lycioides (Whitebrush, Beebrush, Family: Verbenaceae )
- Aloysia virgata (Sweet Almond Bush, Incense Bush, Family: Verbenaceae )
- Alphitonia excelsa (Red Ash, Soap Tree, Silver Leaf, Family: Rhamnaceae )
- Alpinia argentea (Yellow Ginger Lily , Family: Zingiberaceae )
- Alpinia formosana x zerumbet Variegata (Variegated ginger, Family: Zingiberaceae )
- Alpinia galanga, Languas galanga (Galanga Root, Galangal, Thai Ginger, Laos , Family: Zingiberaceae )
- Alpinia gigantifolia, Zingiber gigantifolium (Red Ginger Lily, Family: Zingiberaceae )
- Alpinia henryi 'Pink Perfection' (Pink porcelain lily, Family: Zingiberaceae )
- Alpinia luteocarpa (Red Bamboo Ginger, Family: Zingiberaceae )
- Alpinia malaccensis (Rathkihiriya, Family: Zingiberaceae )
- Alpinia nutans, Alpinia speciosa (Shell ginger, Pink porcelain lily, Narrow-Leaf Cinnamon Ginger, Shellflower, Dwarf cardamom, False cardamom, Family: Zingiberaceae )
- Alpinia officinarum (Lesser Galangal, Family: Zingiberaceae )
- Alpinia purpurata (Red Ginger Lily, Ostrich Plume, Red Cone Ginger, Family: Zingiberaceae )
- Alpinia rugosa (Evergreen Broadleaf Ginger, Family: Zingiberaceae )
- Alpinia sp. (Ginger Lily, Family: Zingiberaceae )
- Alpinia vittata, Alpinia albolineata, Alpinia sanderae, Alpinia tricolor (Striped Narrow Leaf Ginger, Variegated Ginger, Family: Zingiberaceae )
- Alsobia dianthiflora, Episcia dianthiflora (Lace Flower, Family: Gesneriaceae )
- Alstonia actinophylla (Milkwood, Family: Apocynaceae )
- Alstonia angustiloba (Pulai Tree, Family: Apocynaceae )
- Alstonia macrophylla (Thungfaa, Devil Tree, Family: Apocynaceae )
- Alstonia scholaris (Blackboard Tree, Indian Devil Tree, Sapthaparni, Ditabark, Milkwood Pine, White Cheesewood, Family: Apocynaceae )
- Alstonia spectabilis, Alstonia linearis, Alstonia longissima (Hard Milkwood, Family: Apocynaceae )
- Alstonia venenata (Sinnappalai, Devil Tree, Family: Apocynaceae )
- Alstroemeria psittacina (Parrotlily, Parrot Flower, Red Parrot Beak, New Zealand Christmas Bell, Family: Alstroemeriaceae )
- Alstroemeria sp. (Peruvian Lily, Family: Alstroemeriaceae )
- Alternanthera brasiliana, Alternanthera dentata (Josephs Coat, Calico plant, Copperleaf, Bloodleaf, Joyweed, Parrot leaf, Family: Amaranthaceae )
- Alternanthera ficoidea (Calico Plant, Joseph's Coat, Joyweed, Family: Amaranthaceae )
- Alternanthera hassleriana (Hassler's Alternanthera, Neptune's Crown, Family: Amaranthaceae )
- Alternanthera Snow Ball (Alternanthera Snow Ball, Family: Amaranthaceae )
- Alternanthera sp. (Bloodleaf, Family: Amaranthaceae )
- Alvaradoa amorphoides (Mexican alvaradoa, Family: Simaroubaceae )
- Alyogyne hakeifolia, Hibiscus hakeifolius, Cienfuegosia hakeifolia, Fugosia hakeifolia, Alyogyne lilacina (Red-centred Hibiscus, Desert Rose, Family: Malvaceae )
- Alyogyne huegelii, Hibiscus geranifolius (Blue Hibiscus, Family: Malvaceae )
- Alyxia gynopogon, Alyxia daphnoides (Alyxia, Family: Apocynaceae )
- Alyxia ruscifolia (Chainfruit, Prickly Alyxia, Sea-Box, Family: Apocynaceae )
- Amaranthus sp. (Amaranth, Family: Amaranthaceae )
- Amaranthus tricolor (Joseph's coat, Fountain plant, Family: Amaranthaceae )
- Amaryllis belladonna, Callicore rosea (Belladonna Lily, March Lily, Naked Lady, Family: Amaryllidaceae )
- Amherstia nobilis (Pride of Burma, Orchid Tree, Family: Fabaceae )
- Amomum dealbatum (Amomum, Family: Zingiberaceae )
- Amomum sceletescens (Amomum, Family: Zingiberaceae )
- Amorpha fruticosa (Desert False Indigo, Family: Fabaceae )
- Amorphophallus atroviridis (Voodoo Lily, Family: Araceae )
- Amorphophallus bulbifer (Voodoo Lily, Family: Araceae )
- Amorphophallus glaucophyllus (Voodoo Plant, Family: Araceae )
- Amorphophallus konjac (Voodoo Lily, Family: Araceae )
- Amorphophallus paeoniifolius (Elephant Foot Yam, Whitespot Giant Arum, Voodoo Lily, Family: Araceae )
- Amorphophallus sp. (Voodoo lily, Devils tongue, Snake Palm, Corpse flower, Elephant Foot Yam, Family: Araceae )
- Amorphophallus symonianus (Voodoo Lily, Family: Araceae )
- Amorphophallus titanum (Titan Arum, Family: Araceae )
- Ampelopsis sp. (False Grape, Porcelain Berry, Family: Vitaceae )
- Amphirrhox longifolia (Amphirrhox, Family: Violaceae )
- Amphitecna latifolia, Enallagma latifolia, Dendrosicus latifolius, Crescentia latifolia (Black Calabash, Jicarillo, Savanna Calabash, Family: Bignoniaceae )
- Amphitecna macrophylla (Bigleaf Black Calabash, Family: Bignoniaceae )
- Anacamptis pyramidalis (Pyramidal Orchid, Family: Orchidaceae )
- Anacardium exelsum (Wild Cashew, Family: Anacardiaceae )
- Anacardium giganteum (Caja Acu, Caja Asu, Family: Anacardiaceae )
- Anacardium occidentale (Cashew Nut, Cashew Apple, Caju, Family: Anacardiaceae )
- Anadenanthera colubrina (Vilca, Huilco, Huilca, Wilco, Willka, Cebil, Angico, Family: Fabaceae )
- Anadenanthera peregrina (Yopo, Jopo, Cohoba, Parica, Calcium Tree, Family: Fabaceae )
- Anagyris foetida (Mediterranean Stinkbush, Stinking Bean Trefoil, Purging Trefoil , Family: Fabaceae )
- Anagyris latifolia (Oro de Risco, Gold of the Rocks , Family: Fabaceae )
- Ananas sp. (Pineapple, Pina, Family: Bromeliaceae )
- Anaxagorea javanica (Champun, Twin-seed, Bunga Pompun, Kekapur , Family: Annonaceae )
- Anchomanes difformis, Amorphophallus difformis (Anchomanes, Family: Araceae )
- Andira inermis, Geoffroea inermis (Cabbage Tree, Family: Fabaceae )
- Androcymbium palaestinum, Erythrostictis palaestina (Desert Bulb, Family: Colchicaceae )
- Andromeda polifolia (Bog Rosemary, Family: Ericaceae )
- Aneilema acuminatum (Native Wandering Jew, Family: Commelinaceae )
- Anemone sp. (Windflower, Family: Ranunculaceae )
- Anemopaegma chamberlaynii, Bignonia chamberlaynii (Yellow Trumpet Vine, Family: Bignoniaceae )
- Anemopsis californica (Yerba Mansa, Lizard Tail, Family: Saururaceae )
- Anethum graveolens (Dill, Family: Apiaceae / Umbelliferae )
- Angelica keiskei (Ashitaba, Tomorrows Leaf, Koidzumi, Family: Apiaceae / Umbelliferae )
- Angelonia angustiflolia, Angelonia goyazensis (Angel Mist, Summer Snapdragon, Angel Flower, Family: Plantaginaceae )
- Angelonia salicariaefolia (Violet-flowered Angelonia, Family: Plantaginaceae )
- Angiopteris sp. (Elephant Fern, Family: Marattiaceae )
- Angophora costata, Angophora lanceolata (Smooth-barked apple, Rose Gum, Rose Apple, Sydney Red Gum, Family: Myrtaceae )
- Anguloa sp. (Tulip Orchid, Family: Orchidaceae )
- Anigozanthos sp. (Kangaroo Paw, Family: Haemodoraceae )
- Anisacanthus quadrifidus var. Wrightii, Anisacanthus wrightii (Hummingbird Bush, Flame Acanthus, Wright Anisacanthus, Family: Acanthaceae )
- Anisodontea capensis (False mallow, Family: Malvaceae )
- Annickia sp. (African Whitewood, Family: Annonaceae )
- Annona cherimola (Cherimoya, Chirimoya, Custard Apple, Family: Annonaceae )
- Annona cherimola x Annona squamosa (Atemoya, Family: Annonaceae )
- Annona diversifolia (Annona ilama, Illama, Annona blanca, Family: Annonaceae )
- Annona glabra (Pond Apple, Alligator Apple, Monkey Apple, Family: Annonaceae )
- Annona haitiensis (Annona, Family: Annonaceae )
- Annona hayesii (Wild Cherimoya, Canelo, Family: Annonaceae )
- Annona hypoglauca (Wild Cherimoya, Anon cimarron, Family: Annonaceae )
- Annona maritima, Rollinia maritima (Aratikum, Quaresma, Family: Annonaceae )
- Annona montana (Mountain Soursop, Wild Custard Apple, Guanabana de monte, Wild Soursop, Family: Annonaceae )
- Annona muricata (Soursop, Guanabana, Graviola, Korosol, Corosol, Family: Annonaceae )
- Annona purpurea (Soncoya, Toreta, Ilama, Cabeza de Negro, Family: Annonaceae )
- Annona reticulata (Custard Apple (Chirimoya - Cuba), Corazon, Family: Annonaceae )
- Annona scleroderma (Posh-te, Cawesh, Poshte, Family: Annonaceae )
- Annona sp. (Golden Sugar Apple, Pineapple Sugar Apple, Honey Sugar Apple, Family: Annonaceae )
- Annona squamosa (Sugar Apple, Custard Apple, Sweetsop-Anon, Sweetsop, Atis, Sitafal, Seetha Payam, Araticum, Sharifa, Family: Annonaceae )
- Anogeissus latifolia (Ghatti, Indian Gum Tree, Dhawa, Indian sumac, Family: Combretaceae )
- Anthocercis littorea (Yellow Tailflower, Family: Solanaceae )
- Anthopterus wardii (Neotropical Blueberry, Family: Ericaceae )
- Anthurium andraeanum (Flamingo Flower, Tail Flower, Family: Araceae )
- Anthurium argyrostachyum, Anthurium pandurifolium (Anthurium, Family: Araceae )
- Anthurium bakeri (Anthurium, Family: Araceae )
- Anthurium Black Dragon (Anthurium Black Dragon, Family: Araceae )
- Anthurium clarinervium (White-Veined Anthurium, Family: Araceae )
- Anthurium coriaceum, Pothos coriacea (Paddle-leaf Anthurium , Family: Araceae )
- Anthurium crenatum (Scalloped Laceleaf, Family: Araceae )
- Anthurium crystallinum (Crystal anthurium, Tail Flower, Family: Araceae )
- Anthurium gracile (Red Pearls Anthurium, Family: Araceae )
- Anthurium guayanum, Anthurium bonplandii subsp. guayanum (Anthurium, Family: Araceae )
- Anthurium hookeri (Bird's Nest Anthurium, Family: Araceae )
- Anthurium hybrid Shibori (Flamingo Flower, Variegated Flower Anthurium, Family: Araceae )
- Anthurium livescens (Royal Awe, Family: Araceae )
- Anthurium longissimum (Anthurium, Family: Araceae )
- Anthurium ochranthum (Anthurium, Family: Araceae )
- Anthurium ovatifolium (Anthurium, Family: Araceae )
- Anthurium pendulifolium (Anthurium , Family: Araceae )
- Anthurium plowmanii (Anthurium Plowmanii Ruffles, Family: Araceae )
- Anthurium podophyllum (Huautla form, Family: Araceae )
- Anthurium pseudospectabile (Long Leaf Anthurium, Phantom Anthurium, Family: Araceae )
- Anthurium scandens, Dracontium scandens (Pearl Laceleaf, Family: Araceae )
- Anthurium scherzerianum (Flamingo Flower, Family: Araceae )
- Anthurium schlechtendalii (Anthurium, Family: Araceae )
- Anthurium sect. Pachyneurium (Birdsnest Anthurium, Family: Aracea )
- Anthurium sp. (Tail Flower, Family: Araceae )
- Anthurium superbum (Ironclad Bird Nest Anthurium, Family: Araceae )
- Anthurium tarapotense (Bird's Nest Anthurium)
- Anthurium trinerve (Anthurium, Family: Araceae )
- Anthurium veitchii (King Anthurium, Family: Araceae )
- Anthurium vittarifolium (Anthurium, Family: Araceae )
- Anthurium wagenerianum (Anthurium, Family: Araceae )
- Anthurium warocqueanum (Queen Anthurium, Family: Araceae )
- Anthurium watermaliense (Black Anthurium, Black Prince , Family: Araceae )
- Anthurium wendlingeri (Strap-leaf Anthurium, Spiral Anthurium, Family: Araceae )
- Anthyllis barba-jovis (Silver Bush, Jupiter's Beard, Family: Fabaceae )
- Antidesma bunius (Bignay, Bugnay, Tassel berry, Family: Phyllanthaceae )
- Antidesma tetrandum (Antidesma, Family: Phyllanthaceae )
- Antigonon leptopus (Mexican Coral Vine, Coral Creeper, Honolulu Creeper, Corallita, Chinese Love Vine, Family: Polygonaceae )
- Anubias gigantea, Anubias gigantea var. tripartita (Giant Anubias, Family: Araceae )
- Apeiba aspera (Monkey's Comb, Family: Malvaceae )
- Apeiba tibourbou (Monkey's Comb, Family: Malvaceae )
- Aphanamixis polystachya, Amoora aphanamixis, Amoora rohituka (Pasak Lingga, Pithraj, Rohitak, Family: Meliaceae )
- Aphelandra goodspeedii (Aphelandra , Family: Acanthaceae )
- Aphelandra hartwegiana (Yellow Aphelandra , Family: Acanthaceae )
- Aphelandra scabra, Aphelandra panamensis (Aphelandra, Family: Acanthaceae )
- Aphelandra schiedeana, Aphelandra melgariensis (Aphelandra, Family: Acanthaceae )
- Aphelandra sinclairiana (Orange Shrimp plant, Coral Aphelandra, Panama Queen, Family: Acanthaceae )
- Aphelandra sp. (Shrimp Plant, Coral Aphelandra, Family: Acanthaceae )
- Aphelandra squarrosa (Zebra Plant, Family: Acanthaceae )
- Aphelandra tetragona, Aphelandra cristata (Red Aphelandra, Family: Acanthaceae )
- Aphloia theiformis (Albino Berry, Mountain Peach, Family: Aphloiaceae )
- Aponogeton distachyos (Water Hawthorn, Vleikos, Cape Pond Weed, Water Hyacinth, Family: Aponogetonaceae )
- Aptenia cordifolia (Baby Sun Rose, Family: Aizoaceae )
- Aquilegia sp. (Granny's Bonnet, Columbine, Family: Ranunculaceae )
- Arachis glabrata (Golden Glory, Ornamental Peanut Grass, Family: Fabaceae )
- Arachis hypogaea (Peanut, Family: Fabaceae )
- Araeococcus flagellifolius (Araeococcus, Family: Bromeliaceae )
- Aralia chinensis (Chinese Angelica Tree, Family: Araliaceae )
- Aralia cordata (Japanese Spikenard, Family: Araliaceae )
- Aralia elata (Japanese Angelica Tree, Family: Araliaceae )
- Aralia sp. (Spikenard, Family: Araliaceae )
- Aralia spinosa (Devil's Walkingstick, Angelica Tree, Family: Araliaceae )
- Aralidium pinnatifidum (Aralidium, Family: Torricelliaceae )
- Araucaria araucana, Araucaria imbricata (Monkey Puzzle Tree, Chilean Pine, Family: Araucariaceae )
- Araucaria sp. (Monkey Puzzle, Bunia Pine, Parana Nut, Family: Araucariaceae )
- Araujia sericifera, Physianthus albens (Bladder flower, Family: Asclepiadaceae )
- Arbutus andrachne (Grecian strawberry tree, Family: Ericaceae )
- Arbutus sp. (Strawberry Tree, Madrone, Family: Ericaceae )
- Arbutus unedo (Strawberry Tree, Family: Ericaceae )
- Archidendron grandiflorum, Pithecellobium grandiflorum (Pink Laceflower, Family: Fabaceae )
- Archidendron lucyi (Scarlet Bean, Family: Fabaceae )
- Archidendron sp. (Scarlet Bean, Family: Fabaceae )
- Archontophoenix alexandrae, Ptychosperma alexandrae (King Palm, Alexandre Palm, Nothern Bangalow Palm, Family: Arecaceae / Palmae )
- Archontophoenix cunninghamiana (Bangalow Palm, Seaforthia Palm, Family: Arecaceae / Palmae )
- Arctotis sp., Venidium, x Venidoarctotis (African Daisy, Family: Asteraceae )
- Ardisia crenata (Coral Ardisia, Family: Primulaceae )
- Ardisia elliptica (Shoebutton Ardisia, Family: Primulaceae )
- Ardisia elliptica variegata (Variegated Ardisia, Family: Primulaceae )
- Ardisia obovata, Icacorea guadalupensis (Mamayuelo, Guadeloupe marlberry, Family: Primulaceae )
- Ardisia revoluta (Ardisia, Tecuico, Family: Primulaceae )
- Ardisia sieboldii, Ardisia formosana, Bladhia sieboldii (Ardisia, Duo Zhi Zi Jin Niu, Family: Primulaceae )
- Ardisia sp. (Ardisia, Family: Primulaceae )
- Ardisia wallichii (Ardisia, Family: Primulaceae )
- Areca catechu, Areca triandra (Areca Palm, Betel Nut , Bunga, Pinang, Family: Arecaceae / Palmae )
- Areca novohibernica (Kugumaru Palm, Family: Arecaceae / Palmae )
- Areca vestiaria (Orange Crownshaft Palm, Family: Arecaceae / Palmae )
- Arenga caudata (Dwarf Sugar Palm, Miniature Sugar Palm, Family: Arecaceae / Palmae )
- Arenga engleri (Formosa Palm, Dwarf Sugar Palm,Taiwan Sugar Palm, Family: Arecaceae / Palmae )
- Arenga hookeriana (Hooker Fishtail Palm, Family: Arecaceae / Palmae )
- Arenga microcarpa (Arenga Palm, Family: Arecaceae / Palmae )
- Arenga pinnata, Arenga saccharifera (Sugar Palm, Black Sugar Palm, Gomuti Palm, Family: Arecaceae / Palmae )
- Arfeuillea arborescens, Koelreuteria arborescens (Hop Tree, Family: Sapindaceae )
- Argania spinosa, Sideroxylon spinosus (Argan, Family: Sapotaceae )
- Argemone sp. (Prickly Poppy, Family: Papaveraceae )
- Argusia gnaphalodes, Heliotropium gnaphalodes (Sea Rosemary, Sea Lavender, Family: Boraginaceae )
- Argyreia nervosa, Argyreia speciosa (Elephant creeper; Woolly Morning Glory, Hawaiian Baby Woodrose, Family: Convolvulaceae )
- Argyrocytisus battandieri, Cytisus battandieri (Pineapple Broom, Family: Fabaceae )
- Argyrodendron trifoliolatum (Brown Tulip Oak, Queensland Silver Tree, Silver Tree, Stave Wood, Three Leaved Stavewood, White Booyong, Family: Malvaceae )
- Arisaema speciosum (Cobra Lily, Double Whip Cobra Lily, Family: Araceae )
- Arisaema tortuosum, Arum tortuosum (Whipcord Cobra Lily, Jack in the pulpit, Family: Araceae )
- Arisarum vulgare (Friar's Cowl, Family: Araceae )
- Aristolochia arborea (Aristolochia Tree, Family: Aristolochiaceae )
- Aristolochia fimbriata (Fringed Aristolochia, Fringed Dutchman's Pipe, Family: Aristolochiaceae )
- Aristolochia gigantea (Calico Flower, Giant Pelican Flower, Family: Aristolochiaceae )
- Aristolochia gigantea var. Brasiliensis (Giant Calico Flower, Giant Pelican Flower, Family: Aristolochiaceae )
- Aristolochia gilbertii (Dutchman's Pipe, Family: Aristolochiaceae )
- Aristolochia grandiflora, Aristolochia gigas (Calico Flower, Pelican Flower, Family: Aristolochiaceae )
- Aristolochia labiata, Aristolochia brasiliensis (Mottled Dutchman's Pipe, Roster Flower, Family: Aristolochiaceae )
- Aristolochia leuconeura (Pipe Flower, Family: Aristolochiaceae )
- Aristolochia littoralis, Aristolochia elegans (Elegant Dutchmans Pipe, Calico Flower, Family: Aristolochiaceae )
- Aristolochia macrophylla, Aristolochia durior (Dutchman's Pipe, Family: Aristolochiaceae )
- Aristolochia manchuriensis (Manchurian Pipevine, Family: Aristolochiaceae )
- Aristolochia maxima (Dutchman's Pipe, Family: Aristolochiaceae )
- Aristolochia peruviana (Aristolochia, Family: Aristolochiaceae )
- Aristolochia philippinensis (Barubo, Family: Aristolochiaceae )
- Aristolochia ringens, Aristolochia galeata (Dutchman's Pipe, Family: Aristolochiaceae )
- Aristolochia sp. (Aristolochia, Family: Aristolochiaceae )
- Aristolochia tagala, Aristolochia acuminata, Aristolochia roxburghiana (Indian Birthwort, Oval leaf Dutchman's Pipe, Family: Aristolochiaceae )
- Aristolochia tricaudata, Isotrema tricaudata (Aristolochia, Three-tailed Pipe Flower, Family: Aristolochiaceae )
- Aristolochia trilobata (Dutchman's Pipe, Birthwort, Bejuco de Santiago, Family: Aristolochiaceae )
- Aristolochia watsonii (Watson's Dutchman's Pipe, Southwestern Pipevine, Indian Root, Family: Aristolochiaceae )
- Aristotelia chilensis, Aristotelia macqui (Maqui, Chilean Wineberry, Family: Elaeocarpaceae )
- Aristotelia serrata, Aristotelia racemosa (Makomako, Wineberry, Family: Elaeocarpaceae )
- Aronia melanocarpa (Chokeberry, Family: Rosaceae )
- Arpophyllum giganteum (Hyacinth Orchid, Bottlebrush Orchid, Family: Orchidaceae )
- Artabotrys hexapetalus, Artabotrys odoratissimus, Artabotrys uncinatus (Ylang Ylang Vine, Bhandari Vine, Climbing Lang-Lang, Tail Grape, Ilang-Ilang, Family: Annonaceae )
- Artabotrys siamensis (Climbing ilang-ilang, Manorangini, Hara-champa, Kantali champa, Family: Annonaceae )
- Artemisia abrotanum (Southernwood, Family: Asteraceae )
- Artemisia arborescens (Tree Wormwood, Family: Asteraceae )
- Arthropodium cirratum (Renga Lily, Rock-lily, Family: Asparagaceae )
- Arthrostemma ciliatum (Pinkfringe, Arthrostemma, Family: Melastomataceae )
- Artocarpus altilis, Artocarpus communis (Breadfruit, Family: Moraceae )
- Artocarpus camansi (Seeded breadfruit, Breadnut, Family: Moraceae )
- Artocarpus dadah (Green Tampang, Family: Moraceae )
- Artocarpus elasticus (Terap, Family: Moraceae )
- Artocarpus glaucus (Artocarpus, Family: Moraceae )
- Artocarpus heterophyllus, Artocarpus integrifolius (Jackfruit, Jakfruit, Langka, Nangka, Jaca, Family: Moraceae )
- Artocarpus hypargyraeus (Kwai Muk, Family: Moraceae )
- Artocarpus integer (Chempedak, Jack-edak, Family: Moraceae )
- Artocarpus lakoocha (Lakoocha, Family: Moraceae )
- Artocarpus odoratissimus (Marang, Tarap, Green Terap, Family: Moraceae )
- Artocarpus scortechinii (Merawan, Nangka Pipit, Sparrow's Jackfruit, Family: Moraceae )
- Artocarpus sericicarpus (Pedalai, Family: Moraceae )
- Artocarpus tamaran (Elephant Jack, Family: Moraceae )
- Arum palaestinum, Arum sanctum, Calla sancta (Black Calla Lily, Family: Araceae )
- Arundina graminifolia, Arundina affinis, Bletia graminifolia (Bamboo Orchid, Bird Orchid, Family: Orchidaceae )
- Arytera divaricata, Nephelium beckleri (Coogera, Rose Tamarind, Family: Sapindaceae )
- Asarina sp. (Figwort, Creeping Snapdragon, Family: Plantaginaceae )
- Asarum maximum (Green Panda, Pussy Plant, Ling Ling, Panda Face Ginger, Family: Aristolochiaceae )
- Asarum splendens (Chinese Wild Ginger, Family: Aristolochiaceae )
- Asclepias curassavica (Milkweed, Butterfly Weed, Tropical Milkweed, Family: Apocynaceae )
- Asclepias incarnata (Swamp Milkweed, Rose Milkweed, Swamp Silkweed, Family: Apocynaceae )
- Asclepias oenotheroides (Zizotes Milkweed, Longhorn Milkweed, Side-cluster Milkweed, Primrose Milkweed, Lindheimer's Milkweed, Family: Apocynaceae )
- Asclepias perennis (Aquatic Milkweed, White Swamp Milkweed, Family: Apocynaceae )
- Asclepias sp. (Milkweed, Family: Apocynaceae )
- Asclepias tuberosa (Milkweed, Flame Weed, Butterfly Weed, Gay Butterflies, Pleurisy Root, Family: Apocynaceae )
- Ascocentrum sp. (Ascocentrum, Family: Orchidaceae )
- Asimina reticulata (Netted Pawpaw, Family: Annonaceae )
- Asimina triloba (Pawpaw, American Custard Apple, West Virginia Banana, Indiana Banana, Family: Annonaceae )
- Aspalathus sp. (Cape Gorse, Family: Fabaceae )
- Asparagus aethiopicus (Asparagus Fern, Foxtail Fern, Sprenger's Asparagus, Family: Asparagaceae )
- Asparagus asparagoides (Bridal Creeper, African Asparagus Fern, Family: Asparagaceae )
- Asparagus densiflorus, Protasparagus densiflorus (Fox Tail, Emerald Asparagus Fern, Family: Asparagaceae )
- Asparagus falcatus (Sicklethorn, Family: Asparagaceae )
- Asparagus juniperoides (Asparagus , Family: Asparagaceae )
- Asparagus laricinus, Protasparagus laricinus, Asparagus angolensis (Cluster-leaf Asparagus, Bergkatbos, Family: Asparagaceae )
- Asparagus officinalis (Garden Asparagus, Family: Asparagaceae )
- Asparagus plumosus, Protasparagus plumosus (Asparagus Fern, Family: Asparagaceae )
- Asparagus simulans, Asparagus madagascariensis, Asparagus rusciformis (Family: Asparagaceae )
- Asparagus umbellatus (Asparagus Fern, Family: Asparagaceae )
- Asphodeline lutea (King's Spear, Yellow Asphodel, Family: Asphodelaceae )
- Aspidistra sp. (Cast Iron Plant, Family: Asparagaceae )
- Asplenium achilleifolium (Asplenium, Family: Aspleniaceae )
- Asplenium bulbiferum (Mother Spleenwort, Family: Aspleniaceae )
- Asplenium dimorphum (Lace Fern, Norfolk Island Spleenwort, Family: Aspleniaceae )
- Asplenium flaccidum (Drooping Spleenwort, Weeping Spleenwort, Family: Aspleniaceae )
- Asplenium nidus, Asplenium nidus-avis (Bird's Nest Fern, Family: Aspleniaceae )
- Asplenium sp. (Bird's Nest Fern, Family: Aspleniaceae )
- Asplenium trichomanes (Maidenhair Spleenwort, Family: Aspleniaceae )
- Asplenium viviparum, Asplenium daucifolium (Mother Fern, Family: Aspleniaceae )
- Asplundia sp. (Asplundia, Family: Cyclanthaceae )
- Asteriscus maritimus (Gold Coin, Mediterranean Beach Daisy, Family: Asteraceae )
- Asteriscus sericeus, Nauplius sericeus (Canary Island Daisy, Family: Asteraceae )
- Asteromyrtus symphyocarpa (Liniment Tree, Waria-waria Tree, Family: Myrtaceae )
- Astrantia sp. (Masterwort, Family: Apiaceae / Umbelliferae )
- Astrophytum sp. (Star Cactus, Family: Cactaceae )
- Asystasia gangetica (Chinese Violet, Creeping Foxglove, Ganges Primrose, Family: Acanthaceae )
- Asystasia intrusa (Asystasia, Ranong, Family: Acanthaceae )
- Atalantia monophylla, Limonia monophylla (Indian Atalantia, Wild Lime , Family: Rutaceae )
- Atherosperma moschatum (Black Sassafras, Family: Monimiaceae )
- Atractocarpus fitzalanii, Randia fitzalanii, Gardenia fitzalanii (Native Gardenia, Yellow Mangosteen, Family: Rubiaceae )
- Atraphaxis sp. (Atraphaxis, Family: Polygonaceae )
- Attalea cephalotus, Scheelea cephalotes (Shapaja, American Oil Palm, Family: Arecaceae / Palmae )
- Aucuba japonica (Japanese Aucuba, Japanese Laurel, Family: Cornaceae )
- Augusta rivalis (Marmelada, Purui, Trompito, Madrono, Zumbo, Guayabito de monte, Star of Belize, Alibertia, Family: Rubiaceae )
- Averrhoa bilimbi (Bilimbi, Cucumber Tree, Tree Sorrel, Kamias, Belimbing Asam, Belimbing Buloh, Membrillo, Family: Oxalidaceae )
- Averrhoa carambola (Carambola, Starfruit, Five-finger, Balimbing, Family: Oxalidaceae )
- Avicennia germinans (Black Mangrove, Family: Avicenniaceae )
- Azadirachta indica, Antelaea azadirachta (Neem tree, Nim, Margosa Tree, Vepa, Nimbay, Yepa, Pichumarda, Family: Meliaceae )
- Babiana sp. (Babiana, Family: Iridaceae )
- Baccaurea dulcis (Rambai, Kampuduang, Menteng, Family: Phyllanthaceae )
- Baccaurea parviflora (Wild Rambai, Family: Phyllanthaceae )
- Baccaurea polyneura (Tampoi, Family: Phyllanthaceae )
- Baccaurea reticulata (Lesser Tampoi, Family: Phyllanthaceae )
- Baccharis halimifolia (Aster Tree, White Cloud Tree, Snow Bush, Eastern Baccharis, Flannel Bush, Family: Asteraceae )
- Bactris gasipaes (Peach Palm, Pixbae, Pewa, Chontaduro, Family: Arecaceae / Palmae )
- Baeckea latens (Baeckea , Family: Myrtaceae )
- Baikiaea insignis (Baikiaea, Family: Fabaceae )
- Bakeridesia integerrima, Abutilon chiappardi, Abutilon chittendenii, Abutilon chitenendii, Sida integerrima (Velvetleaf, Canary Tree, Indian Mallow, Family: Malvaceae )
- Balanites maughamii (Torchwood, Menduro, Family: Zygophyllaceae )
- Balanophora fungosa (Balanophora, Family: Balanophoraceae )
- Bambusa sp. (Common bamboo, Family: Poaceae )
- Bambusa ventricosa (Bamboo Buddha Belly, Family: Poaceae )
- Banara vanderbiltii (Palo de Ramon, Family: Salicaceae )
- Banisteriopsis caapi, Banisteria caapi, Alicia anisopetala (Ayahuasca, Caapi, Yaje, Black Yage, Family: Malpighiaceae )
- Banksia dentata (Tropical Banksia, Family: Proteaceae )
- Banksia integrifolia (Coast Banksia, Coast Honeysuckle, Family: Proteaceae )
- Banksia nivea, Dryandra nivea (Honeypot Dryandra, Family: Proteaceae )
- Banksia petiolaris (Banksia, Family: Proteaceae )
- Banksia serrata (Old Man Banksia, Saw Banksia, Red Honeysuckle, Family: Proteaceae )
- Banksia sp. (Banksia, Family: Proteaceae )
- Banksia speciosa (Showy banksia, Ricrac banksia, Family: Proteaceae )
- Baphia massaiensis (Jasmine Pea, Sand Camwood , Family: Fabaceae )
- Baphia nitida (Barwood, Camwood, African Sandalwood, Family: Fabaceae )
- Baptisia cinerea (Grayhairy Wild Indigo, Family: Fabaceae )
- Barleria albostellata (Grey Barleria, Family: Acanthaceae )
- Barleria cristata (Philippine Violet, Crested Philippine Violet, December Flower, Family: Acanthaceae )
- Barleria cristata Alba (White Philippine violet, Family: Acanthaceae )
- Barleria cristata Lavender Lace (Striped Philippine violet, Crested philippine violet, Family: Acanthaceae )
- Barleria elegans (White Bushveld Barleria, Family: Acanthaceae )
- Barleria lupulina (Hophead Philippine Violet, Family: Acanthaceae )
- Barleria obtusa (Bush Violet, Family: Acanthaceae )
- Barleria oenotheroides, Barleria micans (Barleria, Giant Yellow Shrimp, Family: Acanthaceae )
- Barleria prionitis (Porcupine Flower, Family: Acanthaceae )
- Barleria repens, Barleria galpinii (Small Bush Violet, Family: Acanthaceae )
- Barleria sp. (Barleria, Family: Acanthaceae )
- Barnebydendron riedelii, Phyllocarpus riedelii, Phyllocarpus septentrionalis (Monkey Flower Tree, Family: Fabaceae )
- Barringtonia acutangula (Freshwater Mangrove, Indian Oak, Indian Putat , Family: Lecythidaceae )
- Barringtonia asiatica, Mammea asiatica, Barringtonia speciosa, Agasta asiatica, Butonica rumphina (Sea Poison Tree, Langasat, Fish Poison Tree, Putat Laut, Butun, Butong, Pertun, Balubiton, Lugo, Motong-botong, Vuton, Family: Barringtoniaceae / Lecythidaceae )
- Barringtonia calyptrata (Mango Pine, Cassowary Pine, Family: Lecythidaceae )
- Barringtonia edulis (Cut Nut, Pili Nut, Family: Barringtoniaceae / Lecythidaceae )
- Barringtonia papuana, Barringtonia josephstaalensis (Kun-job, Fish-killer Tree, Family: Lecythidaceae )
- Barringtonia racemosa (Putat Kampung, Fish-killer Tree, Fish-poison Wood, Freshwater Mangrove, Family: Lecythidaceae )
- Barringtonia sp. (Barringtonia, Family: Lecythidaceae )
- Bartlettina sordida, Eupatorium sordidum, Eupatorium megalophyllum (Purple Torch, Family: Asteraceae )
- Basananthe triloba (Basananthe, Family: Passifloraceae )
- Basella alba (Ceylon Spinach, Malabar Spinach, Family: Basellaceae )
- Bauhinia acuminata (Dwarf White Orchid Tree, White Bauhinia, Kaa-long, Snowy Orchid, Family: Fabaceae )
- Bauhinia aureifolia (Gold Leaf Bauhinia, Bai Mai Si Thong, Family: Fabaceae )
- Bauhinia bassacensis, Phanera bassacensis (Bauhinia, Family: Fabaceae )
- Bauhinia bidentata, Phanera bidentata (Orange Bauhinia, Orange Orchid Vine, Family: Fabaceae )
- Bauhinia blakeana (Hong Kong Orchid Tree, Family: Fabaceae )
- Bauhinia bowkeri (Kei White Bauhinia, Bowker's Bauhinia, Keibeesklou, Family: Fabaceae )
- Bauhinia corymbosa, Phanera corymbosa (Vining bauhinia, Climbing Bauhinia, Camel's foot, Family: Fabaceae )
- Bauhinia cunninghamii, Lysiphyllum cunninghamii (Jigal Tree, Kimberley Bauhinia, Family: Fabaceae )
- Bauhinia divaricata (Butterfly Orchid Tree, Family: Fabaceae )
- Bauhinia forficata, Bauhinia candicans (Pata de Vaca, Brazilian Orchid Tree, Family: Fabaceae )
- Bauhinia galpinii, Bauhinia punctata (Pride of De Kaap, Nasturtium Bauhinia, Family: Fabaceae )
- Bauhinia grandidieri (Dwarf Orchid Tree, Dwarf Blue Orchid Tree , Family: Fabaceae )
- Bauhinia hookeri, Lysiphyllum hookerii (Mountain Ebony, Pegunny, White bauhinia, Family: Fabaceae )
- Bauhinia jenningsii (Cows Tongue, Lengua de Vaca, Fused-leaf Orchid Tree, Family: Fabaceae )
- Bauhinia kockiana, Bauhinia coccinea, Phanera coccinea (Red Trailing Bauhinia, Family: Fabaceae )
- Bauhinia lunarioides, Bauhinia congesta, Casparea congesta (Anacacho Orchid Tree, Texas Plume, Family: Fabaceae )
- Bauhinia madagascariensis (Red Butterfly Orchid Tree, Family: Fabaceae )
- Bauhinia mexicana (Mexican Orchid Tree, Family: Fabaceae )
- Bauhinia monandra (Orchid tree, Napoleon's plume, Family: Fabaceae )
- Bauhinia natalensis (Natal Neat's Foot, Dainty Bauhinia, Family: Fabaceae )
- Bauhinia petersiana (Kalahari White Bauhinia, Koffiebeesklou, Family: Fabaceae )
- Bauhinia polysperma, Bauhinia glauca subsp. tenuiflora, Bauhinia caterviflora, Bauhinia tenuiflora (Glaucous Climbing Bauhinia, Climbing Orchid Tree, Family: Fabaceae )
- Bauhinia pottsii (Orchid Tree, Family: Fabaceae )
- Bauhinia purpurea, Phanera purpurea (Orchid Tree, Butterfly Tree, Family: Fabaceae )
- Bauhinia rufescens, Adenolobus rufescens, Bauhinia adansoniana (Kharoub, Kulkul, Nammare, Jiga, Randa, Family: Fabaceae )
- Bauhinia saccocalyx (Thai Orchid Tree, Family: Fabaceae )
- Bauhinia sirindhorniae (Bauhinia Vine, Family: Fabaceae )
- Bauhinia sp. (Bauhinia, Family: Fabaceae )
- Bauhinia tarapotensis (Patevaca, Family: Fabaceae )
- Bauhinia tomentosa (Yellow Orchid Tree, Yellow Bell Bauhinia, St. Thomas Tree, Family: Fabaceae )
- Bauhinia variegata Alba, Bauhinia variegata Candida (White orchid tree, White Mountain Ebony, Family: Fabaceae )
- Bauhinia variegata, Phanera variegata (Orchid tree, Purple orchid tree, Mountain ebony, Poor Man's orchid, Family: Fabaceae )
- Bauhinia winitii (Thai Bauhinia, Family: Fabaceae )
- Bauhinia yunnanensis, Phanera yunnanensis (Chinese Orchid Tree, Yunnan Orchid, Orchid Vine, Family: Fabaceae )
- Beaucarnea gracilis, Nolina gracilis (Mexican Pony Tail Palm, Sotolin , Family: Asparagaceae )
- Beaucarnea guatemalensis (Red Ponytail Plant, Guatemala Pony Tail, Family: Asparagaceae )
- Beaucarnea recurvata, Nolina recurvata (Ponytail Palm, Pony Tail, Bottle Palm, Nolina, Elephant-foot Tree, Family: Asparagaceae )
- Beaufortia sparsa (Swamp bottlebrush, Family: Myrtaceae )
- Beaumontia grandiflora, Echites grandiflora (Easter Lily Vine, Heralds Trumpet, Nepal Trumpet Flower, Family: Apocynaceae )
- Beaumontia jerdoniana (Nepal Trumpet Flower, Family: Apocynaceae )
- Beaumontia murtonii (Easter Lily Vine, Heralds Trumpet, Nepal Trumpet Flower, Family: Apocynaceae )
- Beaumontia sp. (Easter Lily Vine, Heralds Trumpet, Nepal Trumpet Flower, Family: Apocynaceae )
- Begonia ampla (Begonia, Family: Begoniaceae )
- Begonia bipinnatifida (Fern Leaf Begonia, Family: Begoniaceae )
- Begonia boliviensis (Bolivian Begonia, Family: Begoniaceae )
- Begonia brevirimosa (Exotica Begonia , Family: Begoniaceae )
- Begonia carolineifolia (Palm-leaf Begonia, Family: Begoniaceae )
- Begonia coccinea (Angel Wing Begonia, Family: Begoniaceae )
- Begonia corallina (Cane Begonia, Family: Begoniaceae )
- Begonia listada (Striped Begonia, Family: Begoniaceae )
- Begonia longirostris (Begonia, Family: Begoniaceae )
- Begonia maculata (Clown Begonia, Polka Dot Begonia, Wright's Spotted Begonia, Family: Begoniaceae )
- Begonia nelumbiifolia (Lily-pad Begonia, Family: Begoniaceae )
- Begonia nigritarum, Begonia rhombicarpa (Begonia, Family: Begoniaceae )
- Begonia odorata var. alba (Sweet Begonia, Family: Begoniaceae )
- Begonia Rex - cultorum Group (Painted Leaf Begonia, Rex Begonia, Family: Begoniaceae )
- Begonia Semperflorens - cultorum Group (Bedding Begonia, Wax Begonia, Family: Begoniaceae )
- Begonia soli-mutata (Rhizomatous Begonia, Family: Begoniaceae )
- Begonia sp. (Begonia, Family: Begoniaceae )
- Begonia Tuberhybrida Group (Tuberous Begonia, Family: Begoniaceae )
- Begonia x albopicta (Bambusiforme Begonia, Cane Stemmed Begonia, Family: Begoniaceae )
- Begonia x hiemalis, Begonia Elatior (Elatior Begonia, Family: Begoniaceae )
- Bejaria aestuans (Rose of the Andes, Family: Ericaceae )
- Bejaria racemosa (Tarflower, Family: Ericaceae )
- Belamcanda chinensis (Blackberry Lily, Family: Iridaceae )
- Bellucia pentamera, Bellucia costaricensis, Bellucia axinanthera (Coronillo, Family: Melastomataceae )
- Beloperone violacea (Beloperone, Family: Acanthaceae )
- Berberis sp. (Barberry, Family: Berberidaceae )
- Berchemia sp. (Pink Ivory, Red Ivory , Family: Rhamnaceae )
- Berkheya cirsiifolia (Mohata-o-mosoueu, Family: Asteraceae )
- Berkheya cuneata, Rohria cuneata (Bietou, Family: Asteraceae )
- Berrya cordifolia, Espera cordifolia (Malibayo, Trincomalee wood, Family: Malvaceae )
- Bertolonia marmorata (Jewel Plant, Family: Melastomataceae )
- Bertolonia ovata (Bertolonia, Family: Melastomataceae )
- Beschorneria yuccoides (Mexican Lily, Family: Asparagaceae )
- Besleria sp. (Besleria, Family: Gesneriaceae )
- Beta vulgaris var. cicla (Chard, Bright Lights, Family: Amaranthaceae )
- Bidens aequisquama (Pink Beggarticks, Family: Asteraceae )
- Bidens ferulifolia, Bidens aurea (Apache Beggarticks, Bur Marigold, Family: Asteraceae )
- Bifrenaria harrisoniae, Dendrobium harrisoniae (Bifrenaria, Family: Orchidaceae )
- Bignonia capreolata (Crossvine, Family: Bignoniaceae )
- Bignonia magnifica, Saritaea magnifica (Glowvine, Purple Bignonia, Saritaea, Family: Bignoniaceae )
- Billbergia nutans, Billbergia linearifolia, Billbergia minuta (Bromeliad Queen of Tears, Friendship Plant, Family: Bromeliaceae )
- Billbergia sp. (Bromeliad Queen of Tears, Friendship Plant, Family: Bromeliaceae )
- Biophytum sensitivum, Oxalis sensitiva (Biophytum, Life Plant, Family: Oxalidaceae )
- Bischofia javanica, Andrachne apetala, Andrachne trifoliata, Bischofia cummingiana (Bishop Wood, Javawood, Toog Tree, Java Cedar, Family: Phyllanthaceae )
- Bismarckia nobilis, Medemia nobilis (Bismarck Palm, Family: Arecaceae / Palmae )
- Bixa orellana (Lipstick tree, Annatto, Achiote, Family: Bixaceae )
- Blakea sp. (Blakea, Family: Melastomataceae )
- Blechnum brasiliense (Red Dwarf Tree Fern, Red Brazilian Tree Fern , Family: Blechnaceae )
- Blechnum discolor (Crown Fern , Family: Blechnaceae )
- Blechnum gibbum (Dwarf Tree Fern, Silver Lady Fern , Family: Blechnaceae )
- Blechnum moorei (Brazilian Tree Fern, Family: Blechnaceae )
- Blechnum occidentale (Hard Fern, Family: Blechnaceae )
- Blechnum sp. (Hard Fern, Family: Blechnaceae )
- Blepharocalyx salicifolius, Eugenia salicifolia (Murta, Family: Myrtaceae )
- Blepharodon salicinum (Family: Apocynaceae )
- Bletia florida (Slender Pinepink, Family: Orchidaceae )
- Bletilla striata (Hyacinth Orchid, Chinese Ground Orchid, Family: Orchidaceae )
- Blighia sapida, Cupania sapida (Akee, Ackee, Seso Vegetal, Arbre a Fricasser (Haiti), Family: Sapindaceae )
- Bocconia arborea (Bocconia Three, Family: Papaveraceae )
- Boehmeria nivea, Boehmeria tenacissima (Chinese grass, Chinese Silk Plant, Ramie, Family: Urticaceae )
- Boehmeria sp. (False Nettle, Family: Urticaceae )
- Boerhavia repens (Alena, Family: Nyctaginaceae )
- Boesenbergia collinsii (Boesenbergia, Family: Zingiberaceae )
- Boesenbergia rotunda, Curcuma rotunda (Chinese Keys, Fingerroot, Lesser Galangal, Chinese Ginger, Family: Zingiberaceae )
- Boesenbergia sp. (Chinese Ginger, Fingerroot, Kra Chai, Family: Zingiberaceae )
- Bolbitis heteroclita (Water Fern, Family: Elaphoglossaceae )
- Bolusanthus speciosus (Tree Wisteria, Vanwykshout, Mogaba, Family: Fabaceae )
- Bomarea sp. (Bomarea, Family: Alstroemeriaceae )
- Bombax ceiba, Salmalia malabarica, Bombax malabaricum (Kapok tree, Silk Cotton Tree, Family: Malvaceae )
- Bombax costatum, Bombax andrieui (Red-Flowered Silk Cotton Tree, Family: Malvaceae )
- Bonellia macrocarpa, Jacquinia macrocarpa, Jacquinia aurantiaca (Cudjoewood, Barbasco, Family: Primulaceae )
- Borassus flabellifer, Borassus aethiopum (Palmira Palm, Toddy Palm, Family: Arecaceae / Palmae )
- Borojoa patinoi (Borojo, Family: Rubiaceae )
- Boronia sp. (Boronia, Family: Rutaceae )
- Boswellia papyrifera (Boswellia , Family: Burseraceae )
- Boswellia sacra, Boswellia carteri, Boswellia undulato crenata (Frankincense, Olibanum Tree, Family: Burseraceae )
- Boswellia sp. (Boswellia, Family: Burseraceae )
- Bouea burmanica, Bouea macrophylla (Marian plum, Maprang, Ma-praang, Gandaria, Family: Anacardiaceae )
- Bougainvillea arborea (Bougainvillea, Family: Nyctaginaceae )
- Bougainvillea arborea Dwarf (Dwarf Bonsai Bougainvillea, Family: Nyctaginaceae )
- Bougainvillea California gold (Bougainvillea, Family: Nyctaginaceae )
- Bougainvillea Delta Dawn (Bougainvillea, Family: Nyctaginaceae )
- Bougainvillea Double Imperial Delight (Pinky-White variegated, Family: Nyctaginaceae )
- Bougainvillea glabra Miss Alice (Bougainvillea, Family: Nyctaginaceae )
- Bougainvillea Orange Ice (Bougainvillea, Family: Nyctaginaceae )
- Bougainvillea sp. (Bougainvillea, Family: Nyctaginaceae )
- Bougainvillea spectabilis Raspberry Ice (Bougainvillea, Family: Nyctaginaceae )
- Bougainvillea spectabilis Twilight Delight (Bougainvillea, Family: Nyctaginaceae )
- Bourreria cassinifolia (Little Strongbark, Smooth Strongbark, Family: Boraginaceae )
- Bouvardia longiflora, Bouvardia humboldtii (Scented Bouvardia, Family: Rubiaceae )
- Bouvardia ternifolia (Scarlet Bourvardia, Trumpetilla, Firecracker Bush, Hummingbird Flower, Family: Rubiaceae )
- Bowenia spectabilis (Cycad, Zamia Fern, Family: Stangeriaceae )
- Bowiea volubilis, Schizobasopsis volubilis (Climbing Onion, Sea Onion, Family: Asparagaceae )
- Brachychiton acerifolius (Flame Tree, Family: Malvaceae )
- Brachychiton australis, Sterculia trichosiphon (Broad Leaved Bottletree, Family: Malvaceae )
- Brachychiton bidwillii, Brachychiton paradoxus var. bidwillii (Little Kurrajong, Family: Malvaceae )
- Brachychiton discolor, Brachychiton paradoxus var. discolor (Lacebark Kurrajong, Pink Flame Tree, Family: Malvaceae )
- Brachychiton megaphyllus (Giant-leaved Kurrajong , Family: Malvaceae )
- Brachychiton paradoxus (Red Kurrajong, Family: Malvaceae )
- Brachychiton populneus (Bottle Tree, Kurrajong, Family: Malvaceae )
- Brachychiton rupestris (Queensland Bottle Tree, Family: Malvaceae )
- Brachychiton sp. (Bottle Tree, Family: Malvaceae )
- Brachylaena discolor (Coast Silver Oak, Family: Asteraceae )
- Brachyotum ledifolium (Pucachaglla, Family: Melastomataceae )
- Brachyotum quinquenerve (Brachyotum, Family: Melastomataceae )
- Brahea armata, Erythea armata, Erythea glauca, Erythea roezlii (Blue Fan Palm, Blue Hesper Palm, Family: Arecaceae / Palmae )
- Brasiliopuntia brasiliensis, Opuntia brasiliensis (Brazilian Prickly Pear, Family: Cactaceae )
- Brassavola sp. (Lady of the Night, Family: Orchidaceae )
- Brassia sp. (Spider Orchid, Family: Orchidaceae )
- Brassica oleracea Acephala (Kale, Curly-leafed Cabbage, Family: Brassicaceae )
- Bravaisia berlandieriana (Strawberry Ice Bravaisia , Family: Acanthaceae )
- Breynia disticha, Breynia nivosa (Snow Bush, Hawaiian-Leaf Flower, Sweet Pea Bush, Calico Plant, Snow on the Mountain, Family: Phyllanthaceae )
- Breynia oblongifolia (Coffee Bush, Family: Phyllanthaceae )
- Bridelia ovata (Ragah, Family: Euphorbiaceae )
- Brighamia insignis, Brighamia citrina (Olulu, Alula, Hawaiian Palm, Family: Campanulaceae )
- Brillantaisia guianensis, Leucorhaphis lamium, Brillantaisia nitens (Tropical Giant Salvia, Fiddle Leaf , Family: Acanthaceae )
- Brillantaisia sp. (Tropical Giant Salvia, Fiddle Leaf , Family: Acanthaceae )
- Bromelia sp. (Bromelia, Family: Bromeliaceae )
- Brosimum alicastrum (Breadnut, Maya Nut, Family: Moraceae )
- Broussonetia papyrifera, Morus papyrifera (Paper Mulberry, Family: Moraceae )
- Brownea angustifolia (Scarlet Flame Bean, Family: Fabaceae )
- Brownea ariza, Hermesias ariza (Scarlet Flame Bean, Family: Fabaceae )
- Brownea coccinea subsp. capitella, Brownea capitella (Rose of Venezuela, Scarlet Flame Bean, Family: Fabaceae )
- Brownea crawfordii (Rose of Venezuela, Family: Fabaceae )
- Brownea grandiceps (Rose of Venezuela, Scarlet Flame Bean, Family: Fabaceae )
- Brownea macrophylla (Panama Flame Tree, Rose of Venezuela , Family: Fabaceae )
- Brownea sp. (Scarlet Flame Bean, Family: Fabaceae )
- Browneopsis ucayalina (New Guinea Ghost Tree, Maroon Handkerchief, Family: Fabaceae )
- Brucea javanica, Brucea sumatrana (Java Brucea, Kusam Seeds, Macassar Kerneltree, Family: Simaroubaceae )
- Brugmansia arborea, Datura arborea (Angels Trumpet, Tree Datura, Family: Solanaceae )
- Brugmansia hybrid Peach (Angels Trumpet, Family: Solanaceae )
- Brugmansia hybrid Pink (Angels Trumpet, Family: Solanaceae )
- Brugmansia hybrid White (Angels Trumpet, Family: Solanaceae )
- Brugmansia hybrid Yellow (Angels Trumpet, Family: Solanaceae )
- Brugmansia sanguinea, Datura sanguinea (Red Angels Trumpet, Red Datura, Eagle Tree, Family: Solanaceae )
- Brugmansia sp. (Angels Trumpet, Family: Solanaceae )
- Brugmansia suaveolens, Brugmansia suaveolens hybrids, Datura suaveolens (Angel's trumpet, Family: Solanaceae )
- Brugmansia versicolor, Brugmansia versicolor hybrids (Angel's Tears, Family: Solanaceae )
- Brugmansia X candida, Datura candida (Angel's Trumpet, Family: Solanaceae )
- Brugmansia X insignis (Angel Trumpets, Family: Solanaceae )
- Bruguiera gymnorrhiza (Burma Mangrove, Black Mangrove , Family: Rhizophoraceae )
- Bruguiera sp. (Mangrove, Family: Rhizophoraceae )
- Brunfelsia americana (Lady of the night, Family: Solanaceae )
- Brunfelsia australis, Brunfelsia bonodora, Brunfelsia latifolia (Yesterday-Today-and-Tomorrow, Family: Solanaceae )
- Brunfelsia densifolia (Serpentine Hill rain tree, Family: Solanaceae )
- Brunfelsia gigantea (Lady of the Night, Family: Solanaceae )
- Brunfelsia grandiflora (Yesterday -Today -Tomorrow, Kiss-me-quick, Royal Purple Brunfelsia, Family: Solanaceae )
- Brunfelsia isola (Hybrid Brunfelsia, Purple Lady of the Night, Family: Solanaceae )
- Brunfelsia jamaicensis, Brunfelsia plicata (Lady of the Night, Family: Solanaceae )
- Brunfelsia lactea (Lady of the night, Family: Solanaceae )
- Brunfelsia magnifica Floribunda (Morning, Noon and Night, Family: Solanaceae )
- Brunfelsia manaca, Brunfelsia currugata (Manaca, Family: Solanaceae )
- Brunfelsia mire (Brunfelsia, Family: Solanaceae )
- Brunfelsia nitida (Lady of the Night, Family: Solanaceae )
- Brunfelsia pauciflora, Brunfelsia calycina, Brunfelsia eximia (Brazil Raintree, Yesterday-Today-Tomorrow, Family: Solanaceae )
- Brunfelsia pilosa (Manaca root, Family: Solanaceae )
- Brunfelsia sp. (Lady of the Night, Family: Solanaceae )
- Brunia noduliflora, Brunia nodiflora (Fonteinbos, Knopbos, Family: Bruniaceae )
- Brunsvigia orientalis (Candelabra Flower, King Candelabra, Chandelier Lily, Family: Amaryllidaceae )
- Brya ebenus, Aspalathus ebenus (Jamaican Rain Tree, Ebony Coccuswood, Grenadilla, Granadilla, Jamaican Ebony, West Indian Ebony, Family: Fabaceae )
- Bryophyllum beauverdii, Kalanchoe beauverdii (Kalanchoe, Family: Crassulaceae )
- Bryophyllum daigremontianum, Kalanchoe crenato-daigremontiana, Kalanchoe daigremontiana (Mother of Thousands, Mother of Millions, Devils Backbone, Mexican Hat Plant, Family: Crassulaceae )
- Bryophyllum delagoense, Kalanchoe delagoensis, Kalanchoe tubiflora, Bryophyllum tubiflorum, Bryophyllum verticillatum (Chandelier plant, Family: Crassulaceae )
- Bryophyllum fedtchenkoi, Kalanchoe fedtschenkoi (Kalanchoe, Family: Crassulaceae )
- Bryophyllum gastonis-bonnieri, Kalanchoe gastonis-bonnieri, Kalanchoe adolph-engleri, Bryophyllum adolph-engleri (Giant kalanchoe, Donkey Ears; Life Plant; Miracle Leaf; Sprouting Leaf; Sprout Leaf Plant; Leaf of Life; Good Luck Leaf, Tree Of Life, Family: Crassulaceae )
- Bryophyllum pinnatum, Kalanchoe pinnata, Bryophyllum calycinum (Bahamas Breath Plant, Hawaiian Air Plant, Family: Crassulaceae )
- Bryophyllum proliferum, Kalanchoe prolifera (Blooming Boxes, Family: Crassulaceae )
- Bucida buceras, Terminalia buceras (Florida Black Olive Tree, Shady Lady, Oxhorn Bucida, Gregory Wood, Family: Combretaceae )
- Bucida sp.variegata (Dwarf Geometry Tree, Family: Combretaceae )
- Bucida spinosa, Bucida molinetti, Terminalia spinosa (Spiny Black Olive, Ming Tree, Family: Combretaceae )
- Buddleja davidii (Butterfly Bush, Family: Buddlejaceae )
- Buddleja indica (Parlor Oak, Nicodemia, Family: Buddlejaceae )
- Buddleja madagascariensis, Buddleja nicodemia, Nicodemia madagascariensis (Smoke bush, Yellow Butterfly bush, Family: Buddlejaceae )
- Buddleja paniculata (Butterfly bush, Family: Buddlejaceae )
- Buddleja saligna (False Olive, Family: Buddlejaceae )
- Buddleja sp. (Butterfly Bush, Family: Buddlejaceae )
- Bulbine frutescens, Bulbine caulescens (Stalked Bulbine, Rankkopieva, Orange African Bulbine, Family: Asphodelaceae )
- Bulbine natalensis, Bulbine latifolia (Bulbine, Family: Asphodelaceae )
- Bulbinella sp. (Bulbinella, Family: Asphodelaceae )
- Bulbophyllum blumei (Bulbophyllum, Family: Orchidaceae )
- Bulbophyllum sp. (Bulbophyllum, Family: Orchidaceae )
- Bulnesia arborea (Vera, Verawood, Vera Wood, Maracaibo Lignum Vitae, Family: Zygophyllaceae )
- Bunchosia argentea, Bunchosia armeniaca (Peanut Butter Fruit Tree, Ciruela Del Monte, Family: Malpighiaceae )
- Bunchosia glandulifera (?) (Wild Peanut Tree, Family: Malpighiaceae )
- Burbidgea schizocheila (Golden Brush, Dwarf Orange Ginger, Voodoo Flame Ginger, Family: Zingiberaceae )
- Burbidgea stenantha (Burbidgea, Family: Zingiberaceae )
- Burchellia bubalina (Wild Pomegranate, Wildegranaat, Buffalo Wood, Buffalo Horn, Family: Rubiaceae )
- Burmeistera cyclostigmata (Burmeistera, Family: Campanulaceae )
- Burretiokentia hapala (Burretiokentia, Family: Arecaceae / Palmae )
- Bursera fagaroides (Elephant Tree, Fragrant Bursera, Family: Burseraceae )
- Bursera hindsiana (Copal, Torote Prieto, Family: Burseraceae )
- Bursera microphylla (Elephant Tree, Torote Colorado, Copal, Family: Burseraceae )
- Bursera morelensis (Red Cuajiote, Family: Burseraceae )
- Bursera odorata (Torote Blanco, Elephant Tree, Family: Burseraceae )
- Bursera schlechtendalii (Family: Burseraceae )
- Bursera simaruba (Gumbo-Limbo, West Indian Birch, Tourist Tree, Family: Burseraceae )
- Butea monosperma, Butea frondosa, Erythrina monosperma (Flame of the Forest, Dhak, Palas, Bastard Teak, Parrot Tree, Family: Fabaceae )
- Butia capitata, Cocos capitata, Butia pulposa, Syagrus capitata (Pindo, Jelly Palm, Family: Arecaceae / Palmae )
- Butia eriospatha, Cocos eriospatha (Jelly Palm, Family: Arecaceae / Palmae )
- Butomus umbellatus (Flowering Rush, Family: Butomaceae )
- Buxus sp. (Boxwood, Family: Buxaceae )
- Byblis liniflora (Rainbow Plant, Family: Byblidaceae )
- Byrsonima crassifolia, Malpighia crassifolia (Nancy Tree, Golden Spoon, Nance, Family: Malpighiaceae )
- Caesalpinia bonduc (Grey Nicker, Bonduc Nut, Family: Fabaceae )
- Caesalpinia cassioides (Flying Fish Flower, Family: Fabaceae )
- Caesalpinia coriaria (Diva-Diva, Divi-divi, Family: Fabaceae )
- Caesalpinia ferrea (Brazilian Ironwood, Leopard Tree, Family: Fabaceae )
- Caesalpinia lutea (Yellow Peacock flower, Barbados pride, dwarf poinciana, Barbados flower-fence, Family: Fabaceae )
- Caesalpinia mexicana (Mexican Bird of Paradise, Dwarf Poinciana, Family: Fabaceae )
- Caesalpinia pulcherrima (Peacock Flower, Barbados Pride, Dwarf Poinciana, Barbados Flower-fence, Gold Mohur, Family: Fabaceae )
- Caesalpinia pulcherrima 'Compton', Poinciana pulcherrima (Pride of Barbados, Pink Dwarf Poinciana, Flower Fence, Family: Fabaceae )
- Caesalpinia pulcherrima Mexican Flame (Mexican Peacock flower, Family: Fabaceae )
- Caesalpinia sappan, Biancaea sappan (Sappanwood, Bukkum-wood, Gango , Family: Fabaceae )
- Caesalpinia spinosa (Tara, Spiny Holdback, Family: Fabaceae )
- Caesalpinia vesicaria, Caesalpinia bijuga (Large-leaved Cassia, Family: Fabaceae )
- Cajanus cajan, Cajanus indicus (Pigeon Pea, Dhal, Gandul, Red Gram, Congo Pea, Gungo Pea, No Eye Pea, Family: Fabaceae )
- Caladium bicolor (Caladium, Fancy Leaved Caladium, Family: Araceae )
- Caladium lindenii, Xanthosoma lindenii Magnifica (Angel's Wing, Family: Araceae )
- Caladium praetermissum, Alocasia 'Hilo Beauty', Colocasia 'Hilo Beauty' (Camouflage Alocasia, Hilo Beauty, Family: Araceae )
- Caladium steudneriifolium (Caladium, Family: Araceae )
- Calanthe sp. (Calanthe, Family: Orchidaceae )
- Calathea altissima, Goeppertia altissima (Calathea, Family: Marantaceae )
- Calathea burle-marxii (Ice Blue Calathea, Family: Marantaceae )
- Calathea crocata (Eternal flame, Family: Marantaceae )
- Calathea crotalifera (Rattlesnake Plant, Rattle Shaker, Rattlesnake Ginger, Yellow Rattleshaker, Family: Marantaceae )
- Calathea hybrid (Calathea Fusion White PPAF, Family: Marantaceae )
- Calathea lietzei (Calathea, Family: Marantaceae )
- Calathea loeseneri (Brazilian Star Calathea, Family: Marantaceae )
- Calathea lutea (Cigar Calathea, Family: Marantaceae )
- Calathea makoyana, Maranta makoyana (Peacock plant, Family: Marantaceae )
- Calathea musaica (Network Calathea, Family: Marantaceae )
- Calathea orbifolia (Peacock Plant, Family: Marantaceae )
- Calathea ornata, Calathea majestica (Calathea, Family: Marantaceae )
- Calathea picturata (Calathea, Family: Marantaceae )
- Calathea roseopicta (Calathea, Family: Marantaceae )
- Calathea rufibarba (Velvet Calathea, Fuzzy Pheasant Feather, Furry Feather, Family: Marantaceae )
- Calathea sp. (Calathea, Family: Marantaceae )
- Calathea vittata, Goeppertia elliptica 'Vittata' (Prayer Plant, Family: Marantaceae )
- Calathea warscewiczii (Calathea, Family: Marantaceae )
- Calceolaria herbeohybrida (Pouch flower, Slipper flower, Slipperwort, Pocket book flower, Family: Calceolariaceae )
- Calceolaria sp. (Slipper flower, Slipperwort, Pocket book flower, Family: Calceolariaceae )
- Calendula officinalis (Pot Marigold, Scotch Marigold, Family: Asteraceae )
- Calibrachoa sp. (Million Bells, Trailing Petunia, Family: Solanaceae )
- Callerya atropurpurea, Millettia atropurpurea (Purple Milletia, Tulang Daing, Family: Fabaceae )
- Calliandra angustifolia, Calliandra stricta (Bobinsana, Family: Fabaceae )
- Calliandra brevipes, Calliandra selloi, Acacia selloi (Pink Powderpuff, Shuttlecock, Esponja, Esponjinha, Manduruva, Fairyduster, Mesquitilla, Mock mesquite, Quebra-foice, Family: Fabaceae )
- Calliandra californica (Baja Fairy Duster, Family: Fabaceae )
- Calliandra calothyrsus (Cabello de Angel (Angels Hair), Barbe Sol (The Suns Beard), Red Calliandra, Powderpuff, Family: Fabaceae )
- Calliandra emarginata, Inga emarginata (Powderpuff, Family: Fabaceae )
- Calliandra haematocephala x surinamensis Nana (Dwarf Powderpuff Tree, Family: Fabaceae )
- Calliandra haematocephala, Calliandra inaequilatera (Rose cascade, Blood Red Tassel Flower, Family: Fabaceae )
- Calliandra houstoniana (Tree Calliandra, Powderpuff, Family: Fabaceae )
- Calliandra parvifolia (Powderpuff, Pink Calliandra, Plumerillo Rosado, Family: Fabaceae )
- Calliandra riparia, Calliandra schultzei (Dwarf Powderpuff, Family: Fabaceae )
- Calliandra sp. (Powder Puff, Family: Fabaceae )
- Calliandra surinamensis (Surinam Powder Puff, Pink Powder Puff, Surinamese Stickpea, Officiers-kwast, Family: Fabaceae )
- Calliandra tweedii, Inga pulcherrima (Red Tassel Flower, Family: Fabaceae )
- Callicarpa americana (American Beautyberry, Family: Lamiaceae )
- Callicarpa bodinieri (Bodinier's Beautyberry, Family: Lamiaceae )
- Callicarpa japonica (Japanese Beautyberry, Murasaki Shikibu, Family: Lamiaceae )
- Callicarpa sp. (Beautyberry, Family: Lamiaceae )
- Callisia fragrans, Spironema fragrans (Basket Plant, Golden tendril, Russian Holistic Medicinal Plant, Family: Commelinaceae )
- Callisia gentlei var. elegans, Callisia elegans (Callisia, Family: Commelinaceae )
- Callisia repens (Bolivian Jew, Turtle Vine, Inch plant, Family: Commelinaceae )
- Callisia soconuscensis (Callisia, Dragon Tail, Family: Commelinaceae )
- Callisia sp. (Roselings, Family: Commelinaceae )
- Callistemon 'Kings Park Special'
- Callistemon comboynensis (Cliff Bottlebrush, Comboyne Bottlbrush, Family: Myrtaceae )
- Callistemon sp. (Bottlebrush, Family: Myrtaceae )
- Callistemon viminalis (Bottlebrush, Family: Myrtaceae )
- Calocephalus brownii (Cushion Bush , Family: Asteraceae )
- Calodendrum capense, Dictamnus calodendrum (Cape Chestnut, Family: Rutaceae )
- Calonyction aculeatum, Ipomoea alba (Giant moonflower, Family: Convolvulaceae )
- Calophyllum eputamen (Tatamaka, Family: Calophyllaceae )
- Calophyllum inophyllum (Alexandrian Laurel, Beauty Leaf, Oil-nut Tree, Tamanu, Mastwood , Family: Calophyllaceae )
- Calophyllum soulattri (Bintang, Family: Calophyllaceae )
- Calothamnus quadrifidus (Common Net Bush, One-sided Bottlebrush, Family: Myrtaceae )
- Calothamnus sp. (Common Net Bush, Family: Myrtaceae )
- Calotropis gigantea (Giant Milkweed, Crown Flower, Giant Calotrope, Arka, Jilledu, Erukkam Madar, White Madaar, Family: Apocynaceae )
- Calotropis procera (Swallow-Wort, Sedom Apple, Dead Sea Apple, Family: Apocynaceae )
- Calpurnia aurea (Common Calpurnia, Wild Laburnum, Natal Laburnum, Family: Fabaceae )
- Caltha palustris (Marsh Marigold, Cowflock, Cowslip, Kingcup, Family: Ranunculaceae )
- Calvoa orientalis, Calvoa sessiliflora (Calvoa, Family: Melastomataceae )
- Calycanthus chinensis, Sinocalycanthus chinensis (Chinese Wax Shrub, Family: Calycanthaceae )
- Calycanthus floridus (Sweetshrub, Carolina allspice, Strawberry shrub, Pineapple shrub, Family: Calycanthaceae )
- Calycophyllum spruceanum (Capirona, Family: Rubiaceae )
- Calycopteris floribunda (Ukshi, Family: Combretaceae )
- Calyptranthes pallens (Spicewood, Pale Lidflower, Family: Myrtaceae )
- Calyptrogenia biflora (Twoflower Calyptrogenia, Family: Myrtaceae )
- Calyptrogyne ghiesbreghtiana (Coligallo Palm, Family: Arecaceae / Palmae )
- Calytrix exstipulata (Turkey Bush, Family: Myrtaceae )
- Calytrix tetragona, Calytrix sullivanii (Fringe Myrtle, Star flowers, Family: Myrtaceae )
- Camassia sp. (Indian Hyacinth, Camas, Quamash,, Family: Asparagaceae )
- Camellia japonica, Camellia sasanqua (Camellia, Family: Theaceae )
- Camellia sinensis (Tea plant, Family: Theaceae )
- Camoensia scandens, Camoensia maxima (Climbing Camoensia, Family: Fabaceae )
- Campanula sp. (Bellflower, Family: Campanulaceae )
- Campsis grandiflora, Bignonia grandiflora, Campsis chinensis (Chinese Trumpet Creeper, Family: Bignoniaceae )
- Campsis radicans (Scarlet Trumpet Vine, Red Bignonia, Blood Trumpet, Dynamic Trumpet Vine, Family: Bignoniaceae )
- Camptosema grandiflora (Crista-De-Galo, Dwarf Red Jade Vine, Brazilian Red Jade Vine, Family: Fabaceae )
- Camptotheca acuminata (Happy Tree, Cancer Tree, or Tree of Life, Family: Nyssaceae )
- Cananga fruticosa, Cananga odorata var. Fruticosa, Cananga kirkii (Dwarf Ylang-Ylang, Dwarf Chanel #5 Tree, Family: Annonaceae )
- Cananga odorata, Unona odoratissima (Ylang Ylang, Perfume Tree, Chanel #5 Tree, Ilang-ilang, Maramar, Family: Annonaceae )
- Canarium harveyi (Canarium Nut, Family: Burseraceae )
- Canarium odontophyllum (Dabai, Family: Burseraceae )
- Canarium ovatum (Pili Nut, Family: Burseraceae )
- Canavalia sp. (Magic Bean, Kaattuthambattan, Beach Bean, Seaside Bean, Jackbean, Family: Fabaceae )
- Canella winterana (Winter Cinnamon, Wild Cinnamon, Family: Canellaceae )
- Canistrum aurantiacum (Bromeliad, Family: Bromeliaceae )
- Canna glauca (Aquatic Canna, Maraca Amarilla, Water Canna , Family: Cannaceae )
- Canna indica, Canna x generalis (Canna Lily, Indian Shot, Family: Cannaceae )
- Canna sp. (Canna Lily, Canna, Family: Cannaceae )
- Cannabis sativa, Cannabis indica, Cannabis ruderalis (Cannabis, Family: Cannabaceae )
- Capirona decorticans (Capirona, Family: Rubiaceae )
- Capparis cartilaginea, Capparis sinaica (Capparis, Family: Capparaceae )
- Capparis cynophallophora, Quadrella jamaicensis (Jamaica Caper Tree, Mustard Tree, Family: Capparaceae )
- Capparis decidua (Karira, Retama Caper, Family: Capparaceae )
- Capparis erythrocarpus (Pitipiti, Apana, Patahofuo, Family: Capparaceae )
- Capparis micracantha (Capertree, Chingchee, Family: Capparaceae )
- Capparis spinosa (Caper, Family: Capparaceae )
- Capparis tomentosa (Woolly Caper-bush, Family: Capparaceae )
- Capsicum annuum (Sweet Pepper, Chilli Pepper, Cayenne Pepper, Paprika, Ornamental pepper, Family: Solanaceae )
- Capsicum baccatum (Starfish Pepper, Brazilian Starfish, Christmas Bell, Bishops Crown, Family: Solanaceae )
- Capsicum chinense (Yellow Lantern Chili, Family: Solanaceae )
- Capsicum frutescens (Wiri Wiri Pepper, Family: Solanaceae )
- Caragana arborescens (Siberian Peashrub, Family: Fabaceae )
- Carallia brachiata, Diatoma brachiata, Petalotoma brachiata (Freshwater Mangrove, Carallia, Family: Rhizophoraceae )
- Caralluma speciosa (Caralluma, Family: Apocynaceae )
- Carapa guianensis (Crabwood, Andiroba, Bastard-mahogany, Family: Meliaceae )
- Cardiocrinum giganteum, Lilium giganteum (Giant Lily , Family: Liliaceae )
- Cardiospermum corindum (Balloon Vine, Love in a Puff, Heartseed Vine, Family: Sapindaceae )
- Careya arborea, Careya sphaerica, Barringtonia arborea, Careya orbiculata (Cocky apple, Kra doon, Slow Match Tree, Wild Guava, Family: Lecythidaceae )
- Carica papaya (Papaya, Family: Caricaceae )
- Carica pentagona (Champagne Fruit, Babaco, Family: Caricaceae )
- Carissa carandas (Karanda, Family: Apocynaceae )
- Carissa macrocarpa, Carissa grandiflora (Natal Plum, Family: Apocynaceae )
- Carludovica palmata (Panama Hat Plant, Toquilla Palm, Family: Cyclanthaceae )
- Carludovica sp. (Carludovica Palm, Jungle Drum, Family: Cyclanthaceae )
- Carnegiea gigantea (Saguaro, Family: Cactaceae )
- Carpentaria acuminata (Carpentaria Palm, Family: Arecaceae / Palmae )
- Carphalea kirondron (Madagascan, Family: Rubiaceae )
- Carpobrotus acinaciformis (Hottentot Fig, Giant Pigface, Family: Aizoaceae )
- Carpobrotus edulis (Highway Iceplant, Hottentot Fig, Iceplant, Family: Aizoaceae )
- Carpobrotus sp. (Hottentot Fig, Family: Aizoaceae )
- Carthamus sp. (Safflower, Carthamine, Sallflower, Beni, Chimichanga, Family: Asteraceae )
- Carya illinoinensis, Carya pecan (Pecan, Family: Juglandaceae )
- Caryodendron orinocense (Orinoco nut, Cacay, Barinas nut, Family: Euphorbiaceae )
- Caryopteris sp. (Bluebeard, Family: Lamiaceae )
- Caryopteris xclandonensis (Bluebeard, Blue Spirea, Blue Mist shrub, Family: Lamiaceae )
- Caryota gigas (Thai Mountain Giant, Family: Arecaceae / Palmae )
- Caryota mitis (Fish Tail Palm, Family: Arecaceae / Palmae )
- Caryota sp. (Solitary Fishtail Palm, Toddy Palm, Jaggery Palm, Wine Palm, Kitul, Family: Arecaceae / Palmae )
- Casasia clusiifolia (Seven-year Apple, Family: Rubiaceae )
- Cascabela thevetia, Thevetia neriifolia, Thevetia peruviana (Yellow Oleander, Still Tree, Lucky Nut, Family: Apocynaceae )
- Cascabela thevetioides, Thevetia thevetioides (Giant Thevetia, Large-flowered Yellow oleander, Family: Apocynaceae )
- Casearia corymbosa (Casearia, Family: Salicaceae )
- Casimiroa edulis (White Sapote, Family: Rutaceae )
- Cassia abbreviata (Long Pod Cassia, Sjambok Pod, Family: Fabaceae )
- Cassia afrofistula (Kenyan Shower, Family: Fabaceae )
- Cassia antillana, Senna nitida, Chamaefistula antillana, Cassia aurea (Golden Rain tree, Family: Fabaceae )
- Cassia bahamensis, Senna mexicana chapmanii (Bahama Senna, Bahama Cassia, Family: Fabaceae )
- Cassia bakeriana (Dwarf Apple Blossom Tree, Pink Cassia, Pink Shower Cassia, Wishing-tree, Family: Fabaceae )
- Cassia bakeriana x fistula (Apple Blossom Tree, Family: Fabaceae )
- Cassia brewsteri (Buy Cigar Cassia, Family: Fabaceae )
- Cassia didymobotrya (Popcorn Cassia, Peanut Butter Senna, Family: Fabaceae )
- Cassia fistula (Golden Shower Tree, Indian Laburnum, Ratchaphruek, Family: Fabaceae )
- Cassia fistula x javanica, Cassia fistula x grandis, Cassia javanica x grandis (Rainbow Shower, Family: Fabaceae )
- Cassia grandis (Pink Shower, Coral Shower, Horse Cassia, Family: Fabaceae )
- Cassia javanica (Apple Blossom Tree, Apple Blossom Shower, Family: Fabaceae )
- Cassia leptophylla (Gold Medallion Tree, Golden Medallion Tree, Family: Fabaceae )
- Cassia marginata (Red Shower Tree, Red or Rose Cassia, Rainbow Tree, Family: Fabaceae )
- Cassia nodosa (Pink Shower Tree, Appleblossom Tree, Family: Fabaceae )
- Cassia occidentalis, Senna occidentalis, Cassia ligustrina (Coffee Senna, Fedegoso, Privet Cassia, Family: Fabaceae )
- Cassia roxburghii (Red Cassia, Ceylon Senna, Family: Fabaceae )
- Cassia siamea (Kassod Tree, Siamese Senna, Family: Fabaceae )
- Cassia sp. Dwarf (Dwarf Cassia , Family: Fabaceae )
- Cassia spectabilis, Senna spectabilis, Senna macranthera (Cassia, Scented Shower, Family: Fabaceae )
- Castanea sativa (Spanish Chestnut, European Chestnut, Sweet Chestnut, Family: Fagaceae )
- Castanospermum australe (Black Bean, Moreton Bay Chestnut, Family: Fabaceae )
- Castilla elastica (Panama Rubbertree, Family: Moraceae )
- Casuarina equisetifolia, Casuarina muricata (Australian Pine, Ironwood, Horsetail, Iron Wood, Family: Casuarinaceae )
- Catalpa bignonioides (Southern Catalpa, Indian Bean Tree, Family: Bignoniaceae )
- Catalpa longissima (Yoke-Wood, Haitian Catalpa, Jamaican Oak, Family: Bignoniaceae )
- Catasetum sp. (Catasetum, Family: Orchidaceae )
- Catesbaea spinosa (Lily Thorn, Family: Rubiaceae )
- Catha edulis (Bushman's Tea, Ghat, Khat, Qat, Family: Celastraceae )
- Catharanthus roseus, Vinca rosea (Madagascar Periwinkle, Vinca, Family: Apocynaceae )
- Catophractes alexandri (Trumpet Thorn, Family: Bignoniaceae )
- Cattleya sp. (Cattleya Orchid, Family: Orchidaceae )
- Catunaregam taylorii, Catunaregam spinosa, Randia vestita, Xeromphis obovata (Catunaregam, Family: Rubiaceae )
- Cautleya sp. (Cautleya Ginger, Family: Zingiberaceae )
- Cavanillesia platanifolia (Canoe Tree, Cuipo, Family: Malvaceae )
- Cavendishia melastomoides (Cavendishia, Family: Ericaceae )
- Cavendishia sp. (Cavendishia, Family: Ericaceae )
- Cavendishia tarapotana (Cavendishia, Family: Ericaceae )
- Ceanothus arboreus (Felt Leaf Ceanothus, California lilac, Tree Ceanothus, Family: Rhamnaceae )
- Ceanothus megacarpus (Bigpod ceanothus, Family: Rhamnaceae )
- Cecropia peltata (Cecropia, Yagrumo, Guarumo, Family: Moraceae )
- Cecropia sp. (Cecropia, Family: Moraceae )
- Cedrela fissilis (Cedro Blanco, Brazilian Cedarwood, Family: Meliaceae )
- Ceiba boliviana (Ceiba, Family: Malvaceae )
- Ceiba insignis, Chorisia insignis (White Floss Silk Tree, Drunken Tree, Family: Malvaceae )
- Ceiba pentandra (Kapok tree, Silk Cotton Tree, Family: Malvaceae )
- Ceiba schottii (Painera, Pochote, Family: Malvaceae )
- Ceiba sp. (Ceiba, Floss Silk Tree, Kapok Tree, Family: Malvaceae )
- Ceiba speciosa, Chorisia speciosa (Silk Floss Tree, Bombax, Family: Malvaceae )
- Celastrus orbiculatus (Oriental Bittersweet, Climbing Spindleberry, Family: Celastraceae )
- Celosia argentea (Cockscomb, Feathered Amaranth, Woolflower, Red Fox, Family: Amaranthaceae )
- Celosia spicata (Amaranth Celosia, Family: Amaranthaceae )
- Celtis sp. (Bunge's Hackberry, Family: Ulmaceae )
- Celtis tala, Celtis spinosa, Celtis sellowiana (Tala, Family: Ulmaceae )
- Centaurea cyanus (Cornflower, Bachelor's Button, Bluebottle, Boutonniere Flower, Hurtsickle, Family: Asteraceae )
- Centaurea sp. (Basketflower, Cornflower, Family: Asteraceae )
- Centaurium erythraea (European Centaury, Bitter Herb, Family: Gentianaceae )
- Centradenia sp. (Spanish Shawl, Family: Melastomataceae )
- Centranthus ruber (Red Valerian , Family: Valerianaceae )
- Centropogon sp. (Centropogon, Family: Campanulaceae )
- Centrosema sp. (Butterfly Pea, Family: Fabaceae )
- Cephalocereus polylophus, Neobuxbaumia polylopha, Carnegiea polylopha (Cone Cactus, Wax Cactus, Golden-Spined Saguaro, Golden Saguaro, Family: Cactaceae )
- Cephalocereus senilis (Old Man Cactus , Family: Cactaceae )
- Cephalotaxus fortunei (Chinese Plum Yew, Chinese Cowtail Pine, Family: Cephalotaxaceae )
- Cephalotaxus harringtonia (Japanese Plum Yew, Harrington's Cephalotaxus, Cowtail Pine, Family: Cephalotaxaceae )
- Ceraria namaquensis, Portulacaria namaquensis (Namaqualand Ceraria, False Portulacaria, Namaqua Porkbush, Family: Didiereaceae )
- Ceratonia siliqua (Carob, Algarroba, St. John's Bread, Locust Bean, Chocolate Tree, Family: Fabaceae )
- Ceratopteris cornuta (Water Sprite, Family: Pteridaceae )
- Ceratostema alatum (Ceratostema, Family: Ericaceae )
- Ceratostigma sp. (Blue Leadwood, Dwarf Plumbago, Leadwort, Family: Plumbaginaceae )
- Ceratotheca triloba (Wild Foxglove, Family: Pedaliaceae )
- Ceratozamia mexicana (Palmilla, Forest Pineapple, Family: Zamiaceae )
- Ceratozamia sp. (Ceratozamia, Family: Zamiaceae )
- Cerbera floribunda (Cassowary Plum, Cassowary Plum Tree, Grey Milkwood, Family: Apocynaceae )
- Cerbera manghas (Native Frangipani, Family: Apocynaceae )
- Cerbera odollam (Chiute, Chatthankai, Grey Milkwood, Sea Mango, Pong Pong Tree, Family: Apocynaceae )
- Cerbera sp. (Cerbera Enchanted Incense, Family: Apocynaceae )
- Cercestis mirabilis (African Embossed Plant, Family: Araceae )
- Cercidium floridum, Parkinsonia florida (Blue Palo Verde, Family: Fabaceae )
- Cercis canadensis (Eastern Redbud, Judas Tree, Love Tree, Family: Fabaceae )
- Cercis chinensis, Cercis pauciflora (Chinese Redbud Tree, Family: Fabaceae )
- Cercis griffithii (Afghan Redbud, Griffith's Redbud, Family: Fabaceae )
- Cercis siliquastrum (Judas Tree, Love Tree, Family: Fabaceae )
- Cercis sp. (Redbud, Family: Fabaceae )
- Cereus peruvianus, Cereus repandus, Cereus uruguayanus, Cereus hildmannianus (Night Blooming Cereus, Peruvian Apple, Column Cactus, Apple Cactus, Family: Cactaceae )
- Ceriops tagal (Spurred Mangrove, Yellow Mangrove, Family: Rhizophoraceae )
- Ceropegia ampliata (Horny Wonder, Bushman's pipe, Condom Plant, Boesmanpypblom , Family: Apocynaceae )
- Ceropegia debilis, Ceropegia linearis ssp. debilis (Rosary Vine, Family: Apocynaceae )
- Ceropegia meyeri (Ceropegia, Family: Apocynaceae )
- Ceropegia sandersonii (Parachute Plant, Umbrella Flower, Family: Apocynaceae )
- Ceropegia woodii, Ceropegia linearis subsp. woodii (Rosary Vine, Chain of hearts, Family: Apocynaceae )
- Cestrum aurantiacum, Cestrum chaculanum, Cestrum paucinervium (Yellow Cestrum, Family: Solanaceae )
- Cestrum diurnum (White Chocolate Jasmine, Inkberry, Day Jessamine, Day Blooming Jasmine, China Berry, Family: Solanaceae )
- Cestrum elegans (Butterfly flower, Red cestrum, Family: Solanaceae )
- Cestrum nocturnum (Night Blooming Jasmine, Queen of the Night, Night Jessamine, Lady of the Night, Huele de Noche, Family: Solanaceae )
- Cestrum pseudoquina (Quina de Matto, Family: Solanaceae )
- Cestrum sp. (Butterfly Flower, Family: Solanaceae )
- Chaenomeles sp. (Flowering quince, Dwarf quince, Family: Rosaceae )
- Chamaecrista sp. (Wild Sensitive Plant, Partridge Pea , Family: Fabaceae )
- Chamaecytisus proliferus (Tagasaste, Family: Fabaceae )
- Chamaedorea cataractarum, Chamaedorea atrovirens (Cat palm, Cataract Palm, Cascade Palm, Family: Arecaceae / Palmae )
- Chamaedorea elegans, Collinia elegans, Neanthe bella (Parlour Palm, Family: Arecaceae / Palmae )
- Chamaedorea metallica (Parlor Palm, Miniature Fishtail Palm, Family: Arecaceae / Palmae )
- Chamaedorea seifrizii, Chamaedorea erumpens (Bamboo Palm, Family: Arecaceae / Palmae )
- Chamaedorea sp. (Chamaedorea, Family: Arecaceae / Palmae )
- Chamaedorea tuerckheimii (Potato Chip Palm, Ruffles Palm, Family: Arecaceae / Palmae )
- Chamaeranthemum venosum (India Plant , Family: Acanthaceae )
- Chamaerops humilis (Dwarf Fan Palm, European Fan Palm, Family: Arecaceae / Palmae )
- Chambeyronia macrocarpa (Red Leaf Palm, Red Feather Palm, Flame Thrower Palm, Blushing Palm, Family: Arecaceae / Palmae )
- Chamelaucium leptocaulum (Waxflower, Family: Myrtaceae )
- Chamelaucium uncinatum, Darwinia uncinata (Geraldton Waxflower, Family: Myrtaceae )
- Chasmanthe aethiopica (Cobra Lily , Family: Iridaceae )
- Chasmanthe floribunda, Antholyza floribunda (Pennants, African Cornflag, Family: Iridaceae )
- Cheilocostus globosus (Cheilocostus, Family: Zingiberaceae )
- Chilopsis linearis (Desert Willow, Family: Bignoniaceae )
- Chiloschista lunifera (Thailand orchid, Family: Orchidaceae )
- Chiococca alba (David's Milkberry, West Indian Milkberry, West Indian Snowberry, Family: Rubiaceae )
- Chionanthus virginicus (Fringe Tree, Old Man's Beard, Family: Oleaceae )
- Chloranthus erectus, Chloranthus officinalis (Chloranthus, Family: Chloranthaceae )
- Chloroleucon tortum, Pithecellobium tortum (Brazilian Raintree, Family: Fabaceae )
- Chlorophytum orchidantheroides, Chlorophytum amaniense, Chlorophytum orchidastrum (Mandarin Plant, Fire Flash, Fire Glory, Family: Asparagaceae )
- Chlorophytum sp. (Spider Plant, Family: Asparagaceae )
- Choisya 'Aztec Pearl' (Mexican Orange Blossom, Family: Rutaceae )
- Choisya ternata (Mexican Orange Blossom, Family: Rutaceae )
- Chonemorpha fragrans, Chonemorpha macrophylla (Frangipani vine, Family: Apocynaceae )
- Chonemorpha penangensis (Frangipani Vine, Family: Apocynaceae )
- Chorigyne cylindrica (Chorigyne, Family: Cyclanthaceae )
- Chorizema cordatum (Heart-leaf Flame Pea, Australian Flame Pea, Family: Fabaceae )
- Christia obcordata, Christia subcordata, Lourea obcordata (Butterfly Stripe Plant, Swallowtail, Iron Butterfly, Cordata, Family: Fabaceae )
- Christia sp. (Swallowtail, Family: Fabaceae )
- Chromolaena odorata, Eupatorium odoratum, Osmia odorata (Siam weed, Chritsmas Bush, Bitter Bush, Baby Tea, Family: Asteraceae )
- Chrysalidocarpus cabadae, Dypsis cabadae (Cabada Palm, Family: Arecaceae / Palmae )
- Chrysalidocarpus lutescens, Areca lutescens, Dypsis lutescens (Yellow Butterfly Palm, Cane Palm, Madagascar Palm, Golden Feather Palm, Yellow Palm, Bamboo Palm, Areca Palm, Family: Arecaceae / Palmae )
- Chrysanthemum carinatum, Chrysanthemum tricolor (Painted Daisy, Tricolor Daisy , Family: Asteraceae )
- Chrysobalanus icaco (Cocoplum, Paradise Plum, Family: Chrysobalanaceae )
- Chrysocephalum apiculatum (Yellow Buttons, Family: Asteraceae )
- Chrysophyllum argenteum (Caimito de mono, Bastard Redwood, Family: Sapotaceae )
- Chrysophyllum cainito, Achras caimito (Caimito, Star Apple, Satin Leaf, Family: Sapotaceae )
- Chrysophyllum gonocarpum (Guatambu-De-Leite, Family: Sapotaceae )
- Chrysophyllum imperiale (Chrysophyllum, Family: Sapotaceae )
- Chrysophyllum oliviforme (Satinleaf, Satin Leaf , Family: Sapotaceae )
- Chrysothemis friedrichsthaliana, Tussacia friedrichsthaliana (Chrysothemis, Family: Gesneriaceae )
- Chrysothemis pulchella (Copper Leaf, Black Flamingo , Family: Gesneriaceae )
- Chukrasia tabularis (Burmese Almondwood, Chickrassy, Chittagong Wood, Family: Meliaceae )
- Cimicifuga racemosa (Black Cohosh, Squawroot, Family: Ranunculaceae )
- Cinchona sp. (Quinine, Fever Tree, Jesuit's bark, Family: Rubiaceae )
- Cinnamodendron ekmanii (Canelilla, Canelillo, Family: Canellaceae )
- Cinnamomum aromaticum, Cinnamomum cassia (Cassia cinnamon, Chinese cinnamon, Family: Lauraceae )
- Cinnamomum camphora (Camphor Tree, Camphor Laurel, Family: Lauraceae )
- Cinnamomum iners (Cinnamon, Family: Lauraceae )
- Cinnamomum kotoense (Canela, Cinnamon Plant, Family: Lauraceae )
- Cinnamomum sintok (Sintok, Family: Lauraceae )
- Cinnamomum sp. (Cinnamon, Family: Lauraceae )
- Cinnamomum zeylanicum, Cinnamomum verum (Cinnamon, Family: Lauraceae )
- Cissus amazonica (Amazonian Vine, Family: Vitaceae )
- Cissus cactiformis (Cucumber Cactus, Family: Vitaceae )
- Cissus discolor, Vitis discolor (Rex Begonia Vine, Painted Cissus, Tapestry Vine , Family: Vitaceae )
- Cissus gongylodes (Treebine, Wing Stemmed Grape Ivy, Family: Vitaceae )
- Cissus quadrangularis, Vitis quadrangularis (Veld grape, Family: Vitaceae )
- Cissus rhombifolia (Grape Ivy, Oak Leaf Ivy, Water Vine, Kangaroo Grape, Kangaroo Treebine, Family: Vitaceae )
- Cissus rotundifolia (Arabian Wax Leaf, Peruvian Grape Ivy, Venezuelan Treebine, Succulent Grape, Family: Vitaceae )
- Cissus sicyoides, Cissus verticillata (Possum Grape Vine, Princess Vine, Season Vine, Monkey Liana, Family: Vitaceae )
- Cissus striata, Vitis striata, Parthenocissus striata, Sugar Vine (Miniature Grape Ivy, Ivy of Uruguay, Family: Vitaceae )
- Cissus tuberosa (Caudex-forming Cissus, Family: Vitaceae )
- Cissus tweediana (Cissus, Family: Vitaceae )
- Cistanche sp. (Cistanche, Family: Orobanchaceae )
- Cistus incanus, Cistus villosus (Hairy Rockrose, Pink Rockrose, Family: Cistaceae )
- Cistus ladanifer (Gum Rockrose, Crimson-spot Rockrose , Family: Cistaceae )
- Cistus salviifolius (Sageleaf Rockrose, Salvia Cistus, Family: Cistaceae )
- Cistus sp. (Rockrose, Family: Cistaceae )
- Citharexylum caudatum (Juniper Berry, Fiddlewood, Family: Verbenaceae )
- Citharexylum fruticosum (Fiddlewood, Family: Verbenaceae )
- Citharexylum montevidense (Taruman, Fiddlewood, Family: Verbenaceae )
- Citharexylum spinosum, Citharexylum quadrangulare, Citharexylum subserratum (Fiddlewood, Boo-nge Saaree, Family: Verbenaceae )
- Citrofortunella mitis (Calamondin, Calamondin Orange, China Orange, Musk Lime, Panama Orange, Philippine Orange, To-kumquat, Family: Rutaceae )
- Citrofortunella sp. (Calamondin, Family: Rutaceae )
- Citronella congonha (gongonha) (Congon, Naranjillo, Family: Icacinaceae )
- Citrus aurantifolia (Mexican Lime, Key lime, West Indian lime, Family: Rutaceae )
- Citrus australasica, Microcitrus australasica (Finger Lime, Caviar Lime, Family: Rutaceae )
- Citrus australis (Australian Lime, Family: Rutaceae )
- Citrus bergamia (Bergamot orange, Family: Rutaceae )
- Citrus grandis, Citrus maxima (Pomelo, Pommelo, Pummelo, Family: Rutaceae )
- Citrus hystrix (Indonesian lime, Wild lime, Kaffir Lime, Family: Rutaceae )
- Citrus junos (Yuzu, Family: Rutaceae )
- Citrus limetta (Sweet Lime, Sweet Lemon, Family: Rutaceae )
- Citrus limettioides (Indian Sweet Lime, Palestinian Lime, Lima Dulce, Pinata Lime, Family: Rutaceae )
- Citrus limon (Lemon, Family: Rutaceae )
- Citrus limon Pink (Pink Lemonade Lemon, Family: Rutaceae )
- Citrus limon Ponderosa (Giant Lemon, Ponderosa Lemon, Wonder Lemon, Family: Rutaceae )
- Citrus medica (Citron, Family: Rutaceae )
- Citrus paradisi (Grapefruit, Family: Rutaceae )
- Citrus reticulata (Mandarin Orange, Family: Rutaceae )
- Citrus trifoliata, Poncirus trifoliata (Hardy Orange, Trifoliate Orange, Family: Rutaceae )
- Citrus x aurantium (Bitter Orange, Seville Orange, Sour Orange, Bigarade Orange, Family: Rutaceae )
- Citrus x Meyeri (Meyer Lemon, Family: Rutaceae )
- Citrus x sinensis (Orange, Family: Rutaceae )
- Citrus x tangelo (Tangelo, Honeybell, Minneola Tangelo, Family: Rutaceae )
- Clappertonia ficifolia, Honckenya ficifolia (Bolo Bolo, Family: Malvaceae )
- Clappertonia minor, Honkenya minor (Clappertonia, Family: Malvaceae )
- Clarkia amoena, Godetia amoena (Atlasflower, Farewell-to-Spring, Godetia, Family: Onagraceae )
- Clausena excavata (Pink Lime Berry, Family: Rutaceae )
- Clausena lansium, Clausena punctata, Cookia wampi, Quinaria lansium (Wampee, Wampi, Family: Rutaceae )
- Clavija domingensis (Lengua de Buey, Langue de boeuf, Haiti Clavija, Family: Primulaceae )
- Clavija ornata, Clavija longifolia (Ornate Clavija, Family: Primulaceae )
- Clavija sp. (Clavija, Family: Primulaceae )
- Claytonia perfoliata (Miner's Lettuce, Rooreh, Indian Lettuce, Winter Purslane, Family: Montiaceae )
- Cleistocactus sp. (Cleistocactus, Family: Cactaceae )
- Cleistopholis glauca (Sobu, Family: Annonaceae )
- Clematis montana (Himalayan Clematis, Anemone Clematis, Family: Ranunculaceae )
- Clematis sp. (Clematis, Old Man's Beard, Traveler's Joy, Virgin's Bower, Family: Ranunculaceae )
- Clematis tangutica (Golden Clematis, Russian Virgin's Bower, Family: Ranunculaceae )
- Clematis terniflora (Sweet Autumn Clematis, Family: Ranunculaceae )
- Cleome hassleriana, Cleome spinosa (Spider Flower, Crown Flower, Family: Capparaceae )
- Cleome isomeris, Isomeris arborea (Bladderpod Spiderflower, Burro Fat, Family: Capparaceae )
- Clerodendrum bungei (Cashmere (Cashmir) bouquet, Glory Bower, Clerodendron, Family: Lamiaceae )
- Clerodendrum calamitosum (White Butterfly Bush, Family: Lamiaceae )
- Clerodendrum heterophyllum, Clerodendrum aculeatum (Tree of little stars, Escambron, Tamourette, Family: Lamiaceae )
- Clerodendrum inerme, Volkameria inermis (Wild Jasmine, Sorcerers Bush, Seaside clerodendrum, Clerodendron, Family: Lamiaceae )
- Clerodendrum laevifolium, Clerodendrum wallichii, Clerodendrum nutans (Bridal veil, Nodding Clerodendron, Family: Lamiaceae )
- Clerodendrum mastacanthum, Rotheca mastacantha, Rotheca mastacanthus, Rotheca macrodonta (Pink Butterfly Bush, Family: Lamiaceae )
- Clerodendrum minahassae (Fountain Clerodendrum, Clerodendron, Tube Flower, Family: Lamiaceae )
- Clerodendrum paniculatum (Pagoda Flower, Orange Tower Flower, Clerodendron, Family: Lamiaceae )
- Clerodendrum philippinum, Clerodendrum fragrans pleniflorum, Clerodendrum chinense, Volkameria fragrans (Chinese Glory Bower, Cashmere bouquet, Scent Malli, False Pikake, Glory Tree, Clerodendron, Family: Lamiaceae )
- Clerodendrum quadriloculare (Winter Starburst, Fireworks, Clerodendron, Family: Lamiaceae )
- Clerodendrum sahelangii, Clerodendrum indicum, Clerodendrum infortunatum (Champagne Clerodenrum, Turks Turban, Skyrocket, Clerodendron, Family: Lamiaceae )
- Clerodendrum schmidtii, Clerodendrum smithianum (Chains of Glory, Lightbulb Flower, Family: Lamiaceae )
- Clerodendrum sp. (Clerodendron, Family: Lamiaceae )
- Clerodendrum speciosissimum, Clerodendrum fallax, Clerodendrum japonicum (Java Glorybower, Clerodendron, Family: Lamiaceae )
- Clerodendrum speciosum, Clerodendrum delectum (Bleeding heart, Clerodendron, Family: Lamiaceae )
- Clerodendrum splendens (Flaming Glorybower, Clerodendron, Family: Lamiaceae )
- Clerodendrum thomsoniae (Bleeding heart, Glory bower, Clerodendron, Family: Lamiaceae )
- Clerodendrum trichotomum (Harlequin Glory, Clerodendron, Family: Lamiaceae )
- Clethra arborea (Lily of the Valley Tree, Family: Clethraceae )
- Cleyera sp. (Family: Pentaphylacaceae )
- Clianthus puniceus (Kaka Beak, Parrot Beak, Lobster Claw, Family: Fabaceae )
- Clidemia octona, Melastoma octona, Heterotrichum octonum (Clidemia, Family: Melastomataceae )
- Clidemia petiolaris (Clidemia, Family: Melastomataceae )
- Clidemia taurina (Clidemia, Family: Melastomataceae )
- Clinacanthus nutans (Snake plant, Phaya-Yor, Family: Acanthaceae )
- Clinopodium nepeta, Calamintha nepeta (Lesser Calamint, Family: Lamiaceae )
- Clitoria fairchildiana (Orchid Tree, Clitorea Tree, Philippine Pigeonwings, Family: Fabaceae )
- Clitoria ternatea (Butterfly Pea, Asian Pigeonwings, Family: Fabaceae )
- Clivia miniata (Bush Lily, Boslelie, Family: Amaryllidaceae )
- Clusia fluminensis (Dwarf Clusia, Clusia 'Nana', Family: Clusiaceae / Guttiferae )
- Clusia guttifera (Small Leaf Clusia, Dwarf Autograph Tree, Small Leaf Pitch Apple , Family: Clusiaceae / Guttiferae )
- Clusia hilariana (Clusia, Family: Clusiaceae / Guttiferae )
- Clusia lanceolata (Porcelain Flower, Copey, Balsam Apple, Pitch Apple, Cerra cipapao apple, Family: Clusiaceae / Guttiferae )
- Clusia orthoneura, Clusia Braziliana (Brazilian Clusia, Porcelain Flower, Family: Clusiaceae / Guttiferae )
- Clusia rosea (Copey, Balsam Apple, Pitch Apple, Autograph tree, Family: Clusiaceae / Guttiferae )
- Clusia sp. (Clusia, Family: Clusiaceae / Guttiferae )
- Clytostoma callistegioides, Bignonia lindleyana (Violet Trumpet Vine, Lavender Trumpet Vine, Family: Bignoniaceae )
- Cnidoscolus aconitifolius (Spinach Tree, Tread Softly, Cabbage Star, Chaya, Family: Euphorbiaceae )
- Cnidoscolus chayamansa (Maya Spinach Tree, Chaya Col, Kikilchay, Chaykeken, Family: Euphorbiaceae )
- Cnidoscolus sp. (Cnidoscolus, Family: Euphorbiaceae )
- Cnidoscolus tehuacanensis (Mala Mujer, Family: Euphorbiaceae )
- Cobaea scandens (Cathedral Bells, Cup and Saucer Vine, Family: Polemoniaceae )
- Coccinia grandis (Ivy Gourd, Scarlet Gourd, Tindora, Family: Cucurbitaceae )
- Coccinia indica (Donda, Bimbika, Family: Cucurbitaceae )
- Coccinia palmata (Scarlet Gourd, Family: Cucurbitaceae )
- Coccinia sessilifolia (Borobohlolo, Family: Cucurbitaceae )
- Coccinia trilobata, Coccinia kilimandjarica, Peponia trilobata (Coccinia, Family: Cucurbitaceae )
- Coccocypselum herbaceum (Coccocypselum, Family: Rubiaceae )
- Coccoloba diversifolia (Pigeonplum, Doveplum, Pigeon Seagrape, Tietongue)
- Coccoloba pubescens (Grandleaf Seagrape, Tin Roof Tree, Family: Polygonaceae )
- Coccoloba rugosa (Red-flowered Sea Grape, Cardboard Leaf, Family: Polygonaceae )
- Coccoloba sp. (Coccoloba, Family: Polygonaceae )
- Coccoloba uvifera (Sea grape, Family: Polygonaceae )
- Coccothrinax argentata, Coccothrinax garberi, Coccothrinax jucunda (Florida Silver Thatch Palm, Family: Arecaceae / Palmae )
- Coccothrinax barbadensis (Silver Thatch, Barbados Silver Palm, Family: Arecaceae / Palmae )
- Coccothrinax borhidiana (Borhidi's Guano Palm, Family: Arecaceae / Palmae )
- Coccothrinax crinita (Old Man Palm, Thatch Palm, Family: Arecaceae / Palmae )
- Coccothrinax miraguama (Miraguama Palm, Family: Arecaceae / Palmae )
- Coccothrinax readii, Coccothrinax argentata of Henderson (Mexican Silver Palm, Knacas, Nakax, Mexican Silver Thatch Palm, Family: Arecaceae / Palmae )
- Coccothrinax sp. (Old Man Palm, Family: Arecaceae / Palmae )
- Cocculus laurifolius (Laurel-leaf Snailseed, Family: Menispermaceae )
- Cochleanthes aromatica, Zygopetalum aromaticum (Cochleanthes, Family: Orchidaceae )
- Cochliasanthus caracalla, Vigna caracalla, Phaseolus caracalla (Corkscrew flower, Snail vine, Family: Fabaceae )
- Cochliostema odoratissimum, Cochliostema jacobianum (Cochliostema, Family: Commelinaceae )
- Cochlospermum fraseri (Kapok, Family: Cochlospermaceae )
- Cochlospermum gillivraei (Kapok, Family: Cochlospermaceae )
- Cochlospermum gregorii (Cotton Tree, Family: Cochlospermaceae )
- Cochlospermum regium (Yellow Cotton Tree , Family: Cochlospermaceae )
- Cochlospermum religiosum, Cochlospermum gossypium (Silk Cottontree , Family: Cochlospermaceae )
- Cochlospermum sp. (Yellow Cotton Tree , Family: Cochlospermaceae )
- Cochlospermum vitifolium (Buttercup tree, Mountain Cotton, Cotton-tree, Family: Cochlospermaceae )
- Cocos nucifera (Coconut Palm, Coco-do-baia, Family: Arecaceae / Palmae )
- Coddia rudis (Coddia , Family: Rubiaceae )
- Codiaeum variegatum (Croton, Family: Euphorbiaceae )
- Codiaeum variegatum Golden Arrowhead (Golden Arrowhead Croton, Family: Euphorbiaceae )
- Codon royenii (Honey Bush, Family: Codonaceae )
- Codonanthe gracilis (Codonanthe, Family: Gesneriaceae )
- Coelogyne sp. (Coelogyne, Family: Orchidaceae )
- Coffea arabica (Coffee, Family: Rubiaceae )
- Coffea canephora, Coffea robusta (Coffee, Family: Rubiaceae )
- Coffea dewevrei, Coffea liberica var. dewevrei, Coffea excelsa (Excelsa Coffee, Family: Rubiaceae )
- Coffea myrtifolia, Coffea vaughanii (Wild Coffee, Family: Rubiaceae )
- Coffea stenophylla (Highland Coffee of Sierra Leone, Family: Rubiaceae )
- Cola gigantea (Giant Cola, Family: Malvaceae )
- Cola sp. (Cola Nut, Kola, Guru Nut, Family: Malvaceae )
- Colchicum sp. (Autumn Crocus, Family: Colchicaceae )
- Coleonema sp. (Confetti Bush, Family: Rutaceae )
- Coleus barbatus, Plectranthus barbatus (Indian Coleus, Family: Lamiaceae )
- Coleus scutellarioides, Solenostemon scutellarioides, Plectranthus scutellarioides, Coleus blumei verschaffeltii (Coleus hybridus, Painted Nettle, Family: Lamiaceae )
- Colletia hystrix (Crucifixion Thorn, Barbed Wire Bush, Family: Rhamnaceae )
- Colletia paradoxa, Colletia cruciata (Anchor Plant, Family: Rhamnaceae )
- Colocasia antiquorum, Colocasia esculenta var. antiquorum 'Illustris' (Imperial Taro, Family: Araceae )
- Colocasia esculenta (Black colocasia, Black Magic, Taro, Black Elephant Ear, Malanga Amarillo, Dasheen, Family: Araceae )
- Colocasia esculenta 'Maui Sunrise' (Elephant Ear 'Maui Sunrise', Family: Araceae )
- Colocasia esculenta 'Midnight' (Colocasia 'Midnight', Family: Araceae )
- Colocasia esculenta 'Mojito' (Colocasia 'Mojito', Family: Araceae )
- Colocasia esculenta 'White Lava' (Colocasia 'White Lava', Family: Araceae )
- Colocasia esculenta Pharaohs Mask ™ (Colocasia Pharaohs Mask, Family: Araceae )
- Colocasia sp. (Elephant Ear, Mafafa, Taro Root, Family: Araceae )
- Colophospermum mopane (Mopane, Turpentine Tree , Family: Fabaceae )
- Colubrina arborescens (Green Heart, Snake-bark, Family: Rhamnaceae )
- Columnea purpureovittata, Trichantha purpureovittata (Columnea , Family: Gesneriaceae )
- Columnea sp. (Flying Goldfish Plant, Family: Gesneriaceae )
- Columnea x banksii 'Carnival' (Goldfish Plant, Family: Gesneriaceae )
- Colutea cilicica (Turkish Bladder Senna, Family: Fabaceae )
- Colutea x media (Orange Bladder Senna, Family: Fabaceae )
- Colvillea racemosa (Colville's glory, Colvillia, Family: Fabaceae )
- Combretum apiculatum (Red Bushwillow, Family: Combretaceae )
- Combretum aubletii (Monkey's brush, Family: Combretaceae )
- Combretum caffrum (Riverbushwillow, African bush willow, Cape Bushwillow, Bushveld willow, Family: Combretaceae )
- Combretum coccineum (Scarlet Comb, Family: Combretaceae )
- Combretum constrictum (Thailand Powderpuff, Ball of Fire, Family: Combretaceae )
- Combretum erythrophyllum (Bush willow, Family: Combretaceae )
- Combretum fruticosum (Orange Flame Vine, Chameleon Vine, Family: Combretaceae )
- Combretum grandiflorum (Showy combretum, Family: Combretaceae )
- Combretum indicum hybrid Thailand, Quisqualis hybrid Thailand (Thai Double Flower Rangoon Creeper, Family: Combretaceae )
- Combretum indicum, Quisqualis indica (Rangoon Creeper, Burma Creeper, Chinese Honeysuckle, Family: Combretaceae )
- Combretum kraussii (Forest Bushwillow , Family: Combretaceae )
- Combretum microphyllum, Combretum paniculatum subsp. microphyllum (Flame Creeper, Burning Bush, Family: Combretaceae )
- Combretum padoides (Thicket Bushwillow, Family: Combretaceae )
- Combretum sp. (Flame Creeper, Burning Bush, Family: Combretaceae )
- Commelina sp. (Dayflower, Family: Commelinaceae )
- Commiphora abyssinica (Myrrh Tree, Family: Burseraceae )
- Commiphora gileadensis, Commiphora opobalsamum (Balm of Gilead, Mecca Myrrh , Family: Burseraceae )
- Commiphora humbertii (Commiphora, Family: Burseraceae )
- Commiphora mossambicensis, Commiphora fischeri (Pepper-leaved Commiphora, Family: Burseraceae )
- Commiphora orbicularis (Commiphora, Family: Burseraceae )
- Commiphora sp. (Commiphora, Velvet(-leaved) Corkwood., Family: Burseraceae )
- Congea tomentosa (Wooly Shower Orchid Bush, Family: Lamiaceae )
- Conocarpus erectus (Button Mangrove, Florida Buttonwood, Family: Combretaceae )
- Conostegia subcrustulata, Miconia subcrustulata (Conostegia, Family: Melastomataceae )
- Conostegia xalapensis (Canallito, Family: Melastomataceae )
- Conostylis aculeata (Prickly Conostylis, Family: Haemodoraceae )
- Conostylis candicans (Grey Cottonhead, Family: Haemodoraceae )
- Consolea rubescens, Opuntia rubescens (Road Kill Cactus, Family: Cactaceae )
- Consolida sp. (Larkspur, Knight's Spur, Family: Ranunculaceae )
- Convolvulus sp. (Bindweed, Family: Convolvulaceae )
- Copernicia baileyana (Bailey Palm, Yarey Palm, Family: Arecaceae / Palmae )
- Copernicia fallaensis (Giant Yarey Palm, Family: Arecaceae / Palmae )
- Copernicia macroglossa (Cuban Petticoat Palm, Family: Arecaceae / Palmae )
- Copernicia prunifera (Carnauba Wax Palm, Family: Arecaceae / Palmae )
- Copernicia sp. (Copernicia, Family: Arecaceae / Palmae )
- Coprosma kirkii (Mirror Plant, Family: Rubiaceae )
- Coprosma repens (Dwarf Variegated Mirror Plant, Family: Rubiaceae )
- Coptosperma littorale, Tarenna littoralis, Enterospermum littorale (Coptosperma, Family: Rubiaceae )
- Corallocarpus grevei (Corallocarpus, Family: Cucurbitaceae )
- Cordia boissieri (Texas Olive, Anacahuita, Family: Boraginaceae )
- Cordia caffra (Septee, Saucer-berry, Family: Boraginaceae )
- Cordia dentata (Cordia Suwana-Pruek, Family: Boraginaceae )
- Cordia goeldiana (Freijo, Jenny Wood, Family: Boraginaceae )
- Cordia lutea (Yellow Geiger, Muyuyo, Family: Boraginaceae )
- Cordia myxa (Assyrian Plum, Lasura, Family: Boraginaceae )
- Cordia parvifolia (Little Leaf Cordia, Family: Boraginaceae )
- Cordia rupicola, Varronia rupicola (Puerto Rico Manjack, Cliff Manjack, Family: Boraginaceae )
- Cordia salvifolia, Cordia nesophila (Islandloving Cordia, Black Sage, Family: Boraginaceae )
- Cordia scabra, Cordia sebestena (Geiger Tree, Scarlet Cordia, Aloe Wood, Family: Boraginaceae )
- Cordia sp. (Cordia, Family: Boraginaceae )
- Cordia subcordata (Mareer, Manjak, Kerosene Tree, Snottygobbles, Glueberry, Kou Wood, Family: Boraginaceae )
- Cordia superba (Brazilian Cordia, Geiger Tree White, Family: Boraginaceae )
- Cordyline australis (Cabbage Tree, Family: Asparagaceae )
- Cordyline fruticosa, Cordyline terminalis (Hawaiian Ti Leaf, Family: Asparagaceae )
- Cordyline sp. (Cordyline, Family: Asparagaceae )
- Cordyline stricta (Narrow-leaved Palm Lily, Family: Asparagaceae )
- Coreopsis sp. (Tickseed, Family: Asteraceae )
- Coriandrum sativum (Coriander, Cilantro, Ketumbar, Family: Apiaceae / Umbelliferae )
- Cornukaempferia sp. (Orange Peacock Ginger, Family: Zingiberaceae )
- Cornus alba (Red-barked Dogwood, Family: Cornaceae )
- Cornus capitata, Benthamia fragifera, Dendrobenthamia capitata (Himalayan Strawberry tree, Ewergreen Dogwood, Bentham's Cornus, Family: Cornaceae )
- Cornus controversa, Swida controversa (Giant Dogwood, Wedding Cake Tree, Family: Cornaceae )
- Cornus florida (Flowering Dogwood, Family: Cornaceae )
- Cornus mas (Cornelian Cherry Dogwood, Family: Cornaceae )
- Cornus sp. (Dogwood, Family: Cornaceae )
- Cornutia grandifolia (Tropical Lilac, African Lilac, Jamaican Lilac, Family: Lamiaceae )
- Coronilla valentina, Coronilla glauca (Crown vetch, Family: Fabaceae )
- Correa backhousiana (Velvet Correa, Backhous fuchsia, Family: Rutaceae )
- Correa sp. (Australian fuchsia, Family: Rutaceae )
- Corylopsis pauciflora (Buttercup Winter Hazel, Family: Hamamelidaceae )
- Corymbia ptychocarpa, Eucalyptus ptychocarpa (Swamp Bloodwood, Red Bloodwood, Spring Bloodwood , Family: Myrtaceae )
- Corymbia setosa, Eucalyptus setosa (Rough-leaved Bloodwood, Family: Myrtaceae )
- Corymbia terminalis, Eucalyptus terminalis (Bloodwood, Family: Myrtaceae )
- Corymbia torelliana, Eucalyptus torelliana (Cadaga, Cadaghi, Gumtree, Torell's Eucalyptus, Family: Myrtaceae )
- Corynocarpus laevigata Variegata (Variegated New Zealand Laurel, Family: Corynocarpaceae )
- Corypha sp. (Dhaka Plant (C. taliera), Gebang Palm, Family: Arecaceae / Palmae )
- Corypha umbraculifera (Talipot Palm, Buri, Family: Arecaceae / Palmae )
- Corytoplectus capitatus, Alloplectus capitatus (Alloplectus, Family: Gesneriaceae )
- Cosmos sulphureus (Sulfur Cosmos, Yellow Cosmos, Family: Asteraceae )
- Cossinia pinnata (Bois de Judas, Family: Sapindaceae )
- Costus afer (Spiral Ginger, Family: Costaceae )
- Costus arabicus variegata, Costus amazonicus variegata (Variegated Spiral Ginger, Family: Costaceae )
- Costus erythrophyllus (Ox Blood Costus, Red Wine Costus, Family: Costaceae )
- Costus fissiligulatus (African Princess, Spiral Ginger, Cameroon Costus, Family: Costaceae )
- Costus igneus, Chamaecostus cuspidatus (Insulin Plant, Fiery Costus, Spiral Flag, Family: Costaceae )
- Costus lucanusianus (African Spiral Flag, Family: Costaceae )
- Costus malortieanus (Stepladder Ginger, Family: Costaceae )
- Costus productus (Costus, Family: Costaceae )
- Costus sp. (Spiral Ginger, Family: Costaceae )
- Costus speciosus, Cheilocostus speciosus (Crepe Ginger, Family: Costaceae )
- Costus spicatus, Alpinia spicata (Red Button Ginger, Spiked Spiralflag, French Kiss, Family: Costaceae )
- Costus stenophyllus (Bamboo Costus, Family: Costaceae )
- Costus woodsonii (Red Button Ginger, Scarlet spiral flag, French Kiss, Dwarf Cone Ginger, Family: Costaceae )
- Cotinus coggygria, Rhus cotinus (Smoketree, Family: Anacardiaceae )
- Cotoneaster sp. (Cotoneaster, Family: Rosaceae )
- Cotyledon ladismithiensis, Cotyledon tomentosa ssp. ladismithiensis (Bear 's Paws, Family: Crassulaceae )
- Cotyledon orbiculata (Pig's Ear, Family: Crassulaceae )
- Cotyledon undulata (Silver Crown, Silver Ruffles, Family: Crassulaceae )
- Couepia polyandra (Olosapo, Family: Chrysobalanaceae )
- Coula edulis (Gabon Nut, African Walnut, Bush Kola, Family: Olacaceae )
- Couroupita guianensis (Cannonball Tree, Family: Lecythidaceae )
- Coutarea hexandra (Azulejo, Quina, Family: Rubiaceae )
- Crassula arborescens (Silver Dollar Plant, Family: Crassulaceae )
- Crassula erosula 'Campfire' (Campfire Crassula, Family: Crassulaceae )
- Crassula expansa (Family: Crassulaceae )
- Crassula falcata, Crassula perfoliata var. falcata (Propeller Plant, Scarlet Paintbrush, Airplane Plant, Family: Crassulaceae )
- Crassula muscosa, Crassula lycopodioides, Crassula pseudolycopodioides (Rattail Crassula, Watch Chain, Lizard's Tail, Zipper Plant, Princess Pine, Family: Crassulaceae )
- Crassula ovata, Crassula argentea, Crassula portulacea, Crassula obliqua (Jade Plant, Dollar Plant, Money Tree, Family: Crassulaceae )
- Crassula pellucida (Crassula, Family: Crassulaceae )
- Crassula rupestris (Kebab Bush, Concertina Bush, Bead Vine, Rosary Vine, Family: Crassulaceae )
- Crassula sarmentosa (Showy Trailing Jade, Family: Crassulaceae )
- Crassula sp. (Crassula, Family: Crassulaceae )
- Crassula streyi (Pondoland Crassula, Family: Crassulaceae )
- Crataegus sp. (Blackthorn, Cockspur, Hawthorn, Washington Thorn, Family: Rosaceae )
- Crateva adansonii (Garlic Pear Tree, Three-leaf Caper, Obtuse Leaf Crateva, Family: Capparaceae )
- Crateva religiosa (Sacred Garlic Pear, Temple Plant, Family: Capparaceae )
- Crateva sp. (Spider Flower Tree, Family: Capparaceae )
- Crateva tapia (Spider Flower Tree, Tapia, Zapotilla, Amarillo, Poporo, Tejoruco, Cachimbo, Trompo, Family: Capparaceae )
- Cratoxylum cochinchinense, Hypericum cochinchinense (Yellow Cow Wood, Kayu Arang, Kemutong, Tree-Avens, Family: Clusiaceae / Guttiferae )
- Cratoxylum formosum (Mempat, Family: Clusiaceae / Guttiferae )
- Cratoxylum glaucum, Cratoxylum microphyllum, Cratoxylum polystachyum, Cratoxylum procerum (Gerangan, Family: Hypericaceae )
- Crescentia alata, Parmentiera alata (Gourd tree, Jicaro, Morrito. Calabash Tree, Family: Bignoniaceae )
- Crescentia cujete (Calabash Tree, Krabasi, Kalebas, Huingo, Family: Bignoniaceae )
- Crinodendron hookerianum, Tricuspidaria lanceolat (Chilean Lantern Tree, Family: Elaeocarpaceae )
- Crinodendron patagua (Patagua, Family: Elaeocarpaceae )
- Crinum asiaticum (Swamp lily, River lily, Spider lily, Family: Amaryllidaceae )
- Crinum pedunculatum (Swamp lily, River lily, Spider lily, Family: Amaryllidaceae )
- Crinum sp. (River Lily, Family: Amaryllidaceae )
- Crocosmia sp. (Coppertips, Falling Stars, Montbretia, Family: Iridaceae )
- Crocus sativus (Saffron, Family: Iridaceae )
- Crossandra infundibuliformis, Crossandra undulifolia Orange (Tropic Flame, Family: Acanthaceae )
- Crossandra infundibuliformis, Crossandra undulifolia Shamrock, Ecbolium viride (Green Shrimp, Green Ice Crossandra, Turquoise Crossandra, Family: Acanthaceae )
- Crossandra infundibuliformis, Crossandra undulifolia Yellow (Yellow Crossandra, Family: Acanthaceae )
- Crossandra Nile Queen (Red crossandra, Family: Acanthaceae )
- Crossandra pungens (Firecracker Plant, Firecracker Flower, Family: Acanthaceae )
- Crossandra zuluensis (Crossandra, Family: Acanthaceae )
- Crossopetalum ilicifolium (Christmasberry, Quailberry, Family: Celastraceae )
- Crossyne guttata, Brunsvigia ciliaris, Boophane ciliaris, Boophane guttata (Seeroogblom, Sambreelblom, Haarblaar, Family: Amaryllidaceae )
- Crotalaria agatiflora (Canary Bird Bush, Family: Fabaceae )
- Crotalaria pallida (Smooth Rattlebox, Family: Fabaceae )
- Crotalaria retusa (Devil Bean, Rattleweed, Shack Shack, Family: Fabaceae )
- Crotalaria sp. (Madagascar Pea, Canary beak, Cape Rattlepod, Family: Fabaceae )
- Croton ciliatoglandulifer (Bush Croton, Mexican Croton, Family: Euphorbiaceae )
- Croton draco, Croton panamensis, Croton draco ssp. panamensis (Dragon's Blood, Family: Euphorbiaceae )
- Croton eluteria, Cascarilla officinalis (Cascarilla, Family: Euphorbiaceae )
- Croton lachnocarpus (Hairyfruit Croton, Family: Euphorbiaceae )
- Croton sylvaticus (Forest Fever Berry, Woodland Croton, Family: Euphorbiaceae )
- Croton tiglium (Croton Oil Plant, Family: Euphorbiaceae )
- Crowea saligna (Willow-leaved Crowea, Family: Rutaceae )
- Cryosophila stauracantha, Cryosophila argentea, Cryosophila bifurcata (Rootspine Palm, Family: Arecaceae / Palmae )
- Cryosophila williamsii (Lago Yojoa Palm, Root-Spine Palm , Family: Arecaceae / Palmae )
- Cryptanthus sp. (Cryptanthus, Bromeliad, Family: Bromeliaceae )
- Cryptocereus anthonyanus, Selenicereus anthonyanus (Anthonys Rick-Rack, Zig-Zag Cactus, Fishbone Orchid Cactus, Family: Cactaceae )
- Cryptomeria japonica (Japanese Cryptomeria, Japanese Cedar, Sugi, Family: Cupressaceae )
- Cryptostegia grandiflora (Rubber vine, Purple Allamanda, Family: Apocynaceae )
- Cryptostegia madagascariensis (Rubber vine, Purple Allamanda, Family: Apocynaceae )
- Ctenanthe lubbersiana (Bamburanta, Never-Never Plant, Family: Marantaceae )
- Ctenanthe sp. (Bamburanta, Never-Never Plant, Family: Marantaceae )
- Cubanola domingensis, Portlandia domingensis (Cubanola, Tree Lily, Campanita Criolla, Family: Rubiaceae )
- Cucumis metuliferus (African Horned Cucumber, Kiwano, Family: Cucurbitaceae )
- Cucurbita pepo (Pumpkin, Scallop, Zucchini, Ornamental gourds, Family: Cucurbitaceae )
- Culcasia mannii, Aglaonema mannii (Family: Araceae )
- Cuminum cyminum (Cumin, Family: Apiaceae / Umbelliferae )
- Cunonia capensis (Butterspoon Tree , Family: Cunoniaceae )
- Cupaniopsis anacardioides (Carrotwood, Family: Sapindaceae )
- Cuphea carthagenensis (Tarweed, Colombian Cuphea, Colombian Waxweed, Family: Lythraceae )
- Cuphea hybrid 'Twinkle Pink' (Cuphea, Family: Lythraceae )
- Cuphea hyssopifolia (Mexican False Heather, False Heather, Hawaiian Heather, Elfin Herb, Family: Lythraceae )
- Cuphea ignea (Cigar Flower, Cigarette Plant, Firecracker Plant, Family: Lythraceae )
- Cuphea llavea, Cuphea barbigera (Cigar Plant, Bat Head, Bat Face, St Peter Plant, Family: Lythraceae )
- Cuphea melvilla, Cuphea micropetala (Candy Corn Plant, Family: Lythraceae )
- Cuphea sp. (Cigarette Plant, Family: Lythraceae )
- Curcuma alismatifolia (Siam Tulip, Family: Zingiberaceae )
- Curcuma longa (Spice Turmeric, Longevity Spice, Indian Saffron, Tumeric, Family: Zingiberaceae )
- Curcuma roscoeana, Curcuma kurzii, Curcuma coccinea (jewel of Burma, Orange Ginger, Orange Siam Tulip, Family: Zingiberaceae )
- Curcuma sp. (Turmeric, Siam Tulip, Family: Zingiberaceae )
- Curio articulatus, Senecio articulatus, Kleinia articulata (Hot Dog Cactus, Candle Plant, Family: Asteraceae )
- Curio herreanus, Senecio herreianus (Gooseberry, String of Beads, Family: Asteraceae )
- Curio rowleyanus, Senecio rowleyanus (String of pearls, String of peas, Bead Plant, Family: Asteraceae )
- Curio x peregrinus, Senecio x peregrinus (Dolphin Necklace, Flying Dolphins, Senecio Hippogriff, Family: Asteraceae )
- Cussonia paniculata (Kiepersol, Family: Araliaceae )
- Cussonia sp. (Cabbage Tree, Family: Araliaceae )
- Cussonia spicata (Common Cabbage Tree, Kiepersol, Family: Araliaceae )
- Cyanastrum cordifolium (Cyanastrum, Family: Tecophilaeaceae )
- Cyanotis beddomei, Cyanotis kewensis (Teddy Bear Vine, Family: Commelinaceae )
- Cyanotis somaliensis, Tradescantia somaliensis (Furry Kittens, Pussy Ears, Family: Commelinaceae )
- Cyanotis speciosa (Doll's Powderpuff, Wandering Jew, Family: Commelinaceae )
- Cyathea australis, Alsophila australis (Rough Tree Fern, Family: Cyatheaceae )
- Cyathea contaminans (Blue Tree Fern, Family: Cyatheaceae )
- Cyathea cooperi, Sphaeropteris cooperi (Australian Tree fern, Hapuu Fern, Family: Cyatheaceae )
- Cyathea dealbata, Alsophila tricolor (Silver Tree Fern, Ponga, Family: Cyatheaceae )
- Cyathea medullaris (Mamaku, Black Tree Fern, Family: Cyatheaceae )
- Cyathea princeps, Cyathea bourgaei, Sphaeropteris horrida (Tree Fern, Palma de Montana, Family: Cyatheaceae )
- Cyathea quindiuensis, Sphaeropteris quindiuensis (Helecho Arboreo , Family: Cyatheaceae )
- Cyathea smithii (Soft Tree Fern, Golden Tree Fern, Katote, Family: Cyatheaceae )
- Cyathea sp. (Tree Fern, Family: Cyatheaceae )
- Cycas angulata (Angular Cycas, Ngathu, Family: Cycadaceae )
- Cycas armstrongii (Fire Fern, Family: Cycadaceae )
- Cycas calcicola (Cycas, Family: Cycadaceae )
- Cycas circinalis, Cycas undulata, Cycas wallichii (Queen Sago, Family: Cycadaceae )
- Cycas maconochiei (Cycas, Family: Cycadaceae )
- Cycas ophiolitica (Cycas Marlborough Blue, Family: Cycadaceae )
- Cycas revoluta (Sago Palm, King Sago, Family: Cycadaceae )
- Cycas rumphii (False Sago, Family: Cycadaceae )
- Cycas sp. (Cycas, Cycad, Family: Cycadaceae )
- Cycas thouarsii (Madagascar Cycad, Madagascar Sago, Family: Cycadaceae )
- Cyclamen sp. (Persian Violet, Family: Primulaceae )
- Cyclanthera pedata, Momordica pedata (Caigua, Wild Cucumber, Stuffing Cucumber, Family: Cucurbitaceae )
- Cyclanthus bipartitus (Cyclanthus, Family: Cyclanthaceae )
- Cydonia oblonga (Quince, Family: Rosaceae )
- Cylindropuntia leptocaulis, Opuntia leptocaulis (Desert Christmas Cactus, Desert Christmas Ccholla, Pencil Cactus, Family: Cactaceae )
- Cylindropuntia sp. (Cylindropuntia, Cholla, Family: Cactaceae )
- Cymbidium sp. (Cymbidium, Family: Orchidaceae )
- Cymbopogon citratus (Lemon Grass, Oil Grass, Family: Poaceae )
- Cymbopogon nardus (Citronella Grass, Nardus, Nard Grass, Mana Grass, Family: Poaceae )
- Cymbopogon winterianus (Citronella Grass, Family: Poaceae )
- Cynanchum viminale, Sarcostemma viminale (Caustic Bush, Rapunzel Plant, Family: Apocynaceae )
- Cynara cardunculus (Artichoke, Family: Asteraceae )
- Cynometra cauliflora (Nam Nam, Family: Fabaceae )
- Cynometra malaccensis (Kekatong, Katong Katong, Belangan, Family: Fabaceae )
- Cynometra ramiflora (Balitbitan, Catong Laut, Family: Fabaceae )
- Cynophalla flexuosa, Morisonia flexuosa, Capparis flexuosa (Limber Caper, Bayleaf Capertree, Family: Capparaceae )
- Cyperus alternifolius (Papyrus, Umbrella Sedge, Galingale, Family: Cyperaceae )
- Cyperus haspan (Dwarf Papyrus, Sharp Edge Sedge, Haspan Flatsedge, Family: Cyperaceae )
- Cyperus papyrus (Papyrus, Paper Reed, Nile Grass, Family: Cyperaceae )
- Cyperus sp. (Flatsedge, Family: Cyperaceae )
- Cyphomandra abutiloides (Dwarf Tamarillo Tree, Family: Solanaceae )
- Cyphostemma bainesii, Cissus bainesii, Vitis bainesii (African Tree Grape, Gouty Vine, Butterwood Tree, Family: Vitaceae )
- Cyphostemma cirrhosum (Tree Grape, Family: Vitaceae )
- Cyphostemma currori (Tree Grape, Family: Vitaceae )
- Cyphostemma juttae (Bastard Cobas, Wild Grape, Tree Grape, Namibian Grape, Family: Vitaceae )
- Cyphostemma lanigerum, Cissus lanigera (Wooly Cyphostemma, Family: Vitaceae )
- Cyphostemma laza, Cissus laza (Laza, Family: Vitaceae )
- Cyphostemma pachypus (Cyphostemma, Family: Vitaceae )
- Cyphostemma roseiglandulosa (Cyphostemma, Family: Vitaceae )
- Cyphostemma sp. (Tree Grape, Family: Vitaceae )
- Cyrtanthus mackenii (Ifafa Lily , Family: Amaryllidaceae )
- Cyrtanthus sp. (Cyrtanthus, Family: Amaryllidaceae )
- Cyrtochilum sp. (Cyrtochilum, Family: Orchidaceae )
- Cyrtomium falcatum (Holly Fern, Family: Dryopteridaceae / Aspleniaceae )
- Cyrtopodium punctatum (Bee Swarm Orchid, Cigar Orchid, Cowhorn Orchid, Family: Orchidaceae )
- Cyrtosperma carrii (Cyrtosperma, Family: Araceae )
- Cyrtosperma johnstonii (Arbi, Family: Araceae )
- Cyrtosperma merkusii (Pulaka, Swamp Taro, Giant Swamp Taro, Family: Araceae )
- Cyrtostachys renda, Cyrtostachys lakka (Lipstick Palm, Sealing Wax Palm, Family: Arecaceae / Palmae )
- Cytisus purpureus (Purple Broom, Family: Fabaceae )
- Cytisus scoparius, Sarothamnus scoparius (Scotch Broom, Common Broom, Family: Fabaceae )
- Cytisus sp. (Broom, Family: Fabaceae )
- Cytisus x praecox (Scotch Broom, Warminster Broom , Family: Fabaceae )
- Dacryodes edulis (Bush Pear, Bush Butter Tree , Family: Burseraceae )
- Dahlia imperialis (Bell Tree Dahlia, Family: Asteraceae )
- Dahlia sp. (Dahlia, Family: Asteraceae )
- Dais cotinifolia (Pompon tree, Pincushion tree, Kannabast, Family: Thymelaeaceae )
- Dalbergia armata (Thorny Rope , Family: Fabaceae )
- Dalbergia cochinchinensis, Dalbergia cambodiana (Thailand Rosewood, Family: Fabaceae )
- Dalbergia ecastaphyllum (Coinvine, Family: Fabaceae )
- Dalbergia latifolia, Dalbergia emarginata (Black Rosewood, Blackwood Tree, East Indian Rosewood, Indian Blackwood, Indian Rosewood, Malabar Rosewood, Family: Fabaceae )
- Dalbergia oliveri (Burma Tulipwood, Pinkwood, Tamalan Tree, Family: Fabaceae )
- Dalbergia sissoo (Sisu, Sissoo, Indian Rosewood, Family: Fabaceae )
- Dalechampia capensis (Dalechampia , Family: Euphorbiaceae )
- Dalechampia dioscoreifolia (Winged Beauty, Costa Rican Butterfly Vine, Family: Euphorbiaceae )
- Dalechampia spathulata, Dalechampia roezliana (Winged Beauty Shrub, Family: Euphorbiaceae )
- Dalechampia tiliifolia (Winged Beauty, Family: Euphorbiaceae )
- Daphne sp. (Winter Daphne, Family: Thymelaeaceae )
- Daphniphyllum griffithianum, Daphniphyllum laurinum (Daphniphyllum, Family: Daphniphyllaceae )
- Darlingtonia californica (California Pitcher Plant, Cobra Lily, Cobra Plant, Family: Sarraceniaceae )
- Darwinia sp. (Mountain Bells, Family: Myrtaceae )
- Dasiphora fruticosa, Potentilla fruticosa (Shrubby Cinquefoil, Family: Rosaceae )
- Dasylirion sp. (Desert Spoon, Family: Asparagaceae )
- Dasymaschalon dasymaschalum, Dasymaschalon blumei, Desmos dasymaschalus (Malayan Annona, Family: Annonaceae )
- Datura discolor (Desert Thorn Apple, Devil's Apple, Family: Solanaceae )
- Datura inoxia, Datura innoxia, Datura meteloides (Thorn Apple, Moonflower, Toloache, Jimson Weed, Angel's Trumpet, Stinkweed, Pricklyburr, Family: Solanaceae )
- Datura metel (Purple Horn-of-Plenty, Jimpson Weed, Devils Weed, Family: Solanaceae )
- Datura parajuli (Datura, Family: Solanaceae )
- Datura sp. (Thorn Apple, Angel's Trumpet, Family: Solanaceae )
- Datura stramonium (Jimsonweed, Thorn Apple, Devil's apple, Family: Solanaceae )
- Daubenya aurea (Daubenya, Family: Asparagaceae )
- Davallia sp. (Rabbits Foot Fern, Hare's-foot Fern, Family: Davalliaceae )
- Davidia involucrata (Dove Tree, Ghost Tree, Handkerchief Tree, Family: Nyssaceae )
- Davidsonia pruriens (Davidson's plum, Family: Davidsoniaceae )
- Debregeasia sp. (Debregeasia, Family: Urticaceae )
- Decaisnea fargesii (Dead Man's Fingers, Family: Lardizabalaceae )
- Decaspermum fruticosum (Brown Myrtle, Shrubby Decaspermum, Tailor Tree, Family: Myrtaceae )
- Deherainia smaragdina (Emerald Flower, Family: Primulaceae )
- Deinbollia oblongifolia (Dune Soapberry, Family: Sapindaceae )
- Deinostigma tamiana, Primulina tamiana, Chirita tamiana (Vietnamese Violet, Family: Gesneriaceae )
- Delonix elata, Poinciana elata, Delonix decaryi (Mseele, White Poinciana, White Gul Mohur, Vaadhanaaraayanan, Family: Fabaceae )
- Delonix floribunda, Delonix adansonioides (Baobab Poinciana, Family: Fabaceae )
- Delonix pumila (Dwarf Flamboyant, Family: Fabaceae )
- Delonix regia var. flavida (Golden Royal Poinciana, Yellow Poinciana, Family: Fabaceae )
- Delonix regia var. Golden (Flame tree, Flamboyant, Royal poinciana, Gul Mohr, Peacock Flower, Family: Fabaceae )
- Delonix regia, Poinciana regia (Flame tree, Flamboyant, Royal poinciana, Gul Mohr, Peacock Flower, Family: Fabaceae )
- Delosperma cooperi, Mesembryanthemum cooperi (Trailing Iceplant, Hardy Iceplant, Pink Carpet, Family: Aizoaceae )
- Delosperma echinatum (Pickle Plant, Pickle Cactus, Family: Aizoaceae )
- Delphinium sp. (Delphinium, Larkspur, Knight's Spur, Family: Ranunculaceae )
- Dendrobium anosmum, Dendrobium superbum (Fragrant Dendrobium, Family: Orchidaceae )
- Dendrobium bracteosum (Bracted Dendrobium, Family: Orchidaceae )
- Dendrobium constrictum, Pedilonum mimiense (Constricted Dendrobium, Family: Orchidaceae )
- Dendrobium densiflorum (Pineapple Orchid, Family: Orchidaceae )
- Dendrobium fimbriatum (Fringed-lipped Dendrobium, Family: Orchidaceae )
- Dendrobium formosum (Giant-flowered Dendrobium, Family: Orchidaceae )
- Dendrobium Humming Butterfly (Butterfly Dendrobium, Family: Orchidaceae )
- Dendrobium lindleyi, Dendrobium aggregatum (Dendrobium, Family: Orchidaceae )
- Dendrobium nobile (Dendrobium Nobile Orchid, Family: Orchidaceae )
- Dendrobium phalaenopsis (Dendrobium, Family: Orchidaceae )
- Dendrobium pierardii, Dendrobium aphyllum (Dendrobium Orchid, Family: Orchidaceae )
- Dendrobium section Latouria (Latouria, Family: Orchidaceae )
- Dendrobium sp. (Dendrobium Orchid, Family: Orchidaceae )
- Dendrobium x Phalaenopsis 'Party Queen' (Dendrobium 'Party Queen', Family: Orchidaceae )
- Dendrobium x Phalaenopsis 'Stripe Thailand' (Dendrobium 'Stripe Thailand', Family: Orchidaceae )
- Dendrocalamus giganteus, Bambusa gigantea (Giant Bamboo, Family: Poaceae )
- Dendrocalamus sp. (Giant Bamboo, Family: Poaceae )
- Dendrochilum filiforme (Golden Chain Orchid, Family: Orchidaceae )
- Dendrochilum latifolium (Large-leafed Dendrochilum, Family: Orchidaceae )
- Dendrochilum magnum (Large Dendrochilum, Family: Orchidaceae )
- Dendrophylax funalis (Jamaican Ghost Orchid, Family: Orchidaceae )
- Dendrosicyos socotranus (Cucumber Tree, Family: Cucurbitaceae )
- Deplanchea sp. (Golden Bouquet, Yellow Pagoda Tree, Family: Bignoniaceae )
- Deppea splendens, Csapodya splendens (Golden Fuchsia, Family: Rubiaceae )
- Desfontainea spinosa (Chilean False Holly, Family: Loganiaceae )
- Desmodium umbellatum, Dendrolobium umbellatum (Horse Bush, Petai Laut, Family: Fabaceae )
- Desmos chinensis (Dwarf Ylang Ylang shrub, Family: Annonaceae )
- Desmos cochinchinensis (Dwarf Ylang Ylang shrub, Family: Annonaceae )
- Desmos filipes (Desmos, Family: Annonaceae )
- Desmos praecox (Desmos, Family: Annonaceae )
- Desmos sp. (Red Ylang-Ylang, Family: Annonaceae )
- Deuterocohnia sp., Abromeitiella sp. (Abromeitiella, Family: Bromeliaceae )
- Deutzia sp. (Deutzia, Family: Hydrangeaceae )
- Dialium cochinchinense (Velvet Tamarind, Loog Yi, Family: Fabaceae )
- Dianella sp. (Flax Lily, Family: Xanthorrhoeaceae )
- Dichondra argentea (Silver Falls, Silver Dichondra, Silver Pony-foot, Kidneyweed, Family: Convolvulaceae )
- Dichorisandra pendula (Weeping Blue Ginger, Blue Pendant, Family: Commelinaceae )
- Dichorisandra thyrsiflora (Blue Ginger, Brazilian Ginger, Family: Commelinaceae )
- Dichroa sp. (Dichroa, Family: Hydrangeaceae )
- Dichroa versicolor (Dichroa, Family: Hydrangeaceae )
- Dichromena sp., Rhynchospora sp. (Star Grass, Star Rush, White Topped Sedge, Family: Cyperaceae )
- Dichrostachys cinerea, Cailliea glomerata, Dichrostachys glomerata, Dichrostachys nutans, Mimosa cinerea (West African Sickle Bush, Marabou Thorn, Aroma, Kalahari Christmas tree, Chinese lantern tree, Marabou-thorn, Princess Earrings, Family: Fabaceae )
- Dicksonia antarctica (Soft Tree Fern, Man Fern, Family: Dicksoniaceae )
- Dicliptera suberecta, Justicia suberecta (Hummingbird Plant, Uruguayan Firecracker Plant, Family: Acanthaceae )
- Dicranopygium atrovirens, Carludovica atrovirens (Dicranopygium, Family: Cyclanthaceae )
- Dicranopygium stenophyllum (Dicranopygium, Family: Cyclanthaceae )
- Dictamnus albus, Dictamnus fraxinella (Burning Bush, Gas Plant, Dittany, Family: Rutaceae )
- Dictyoneura obtusa (Dictyoneura, Family: Sapindaceae )
- Dictyosperma album (Hurricane Palm, Princess Palm, Family: Arecaceae / Palmae )
- Didierea madagascariensis (Octopus Tree, Family: Didiereaceae )
- Didierea trollii (Octopus Plant, Family: Didiereaceae )
- Dieffenbachia seguine, Dieffenbachia maculata, Dieffenbachia picta (Dumbcane, Tuftroot, Family: Araceae )
- Dieffenbachia sp. (Dieffenbachia, Dumbcane, Family: Araceae )
- Dierama dracomontanum (Hairbells, Angel's Fshing Rod, Fairybells, Wandflowers , Family: Iridaceae )
- Dieterlea maxima, Ibervillea maxima (Dieterlea, Family: Cucurbitaceae )
- Dietes bicolor, Moraea bicolor (Evergreen Iris, Spanish Iris, African Iris, Family: Iridaceae )
- Dietes iridioides Amatola (African Iris, Fortnight Lily, Morea Iris, Family: Iridaceae )
- Dietes robinsoniana (Lord Howe Wedding Lily, Family: Iridaceae )
- Dietes sp. (Wild Iris, Fairy Iris, African Iris, Family: Iridaceae )
- Digitalis purpurea (Purple Foxglove, Lady's Glove, Family: Plantaginaceae )
- Dillenia alata (Red Beech, Golden Guinea Tree, Family: Dilleniaceae )
- Dillenia excelsa, Wormia excelsa (Simpor Laki, Family: Dilleniaceae )
- Dillenia indica, Dillenia speciosa (Elephant Apple, Chulta, Hondapara Tree, Ma-tad, Family: Dilleniaceae )
- Dillenia ingens (Giant-leaved Dillenia, Family: Dilleniaceae )
- Dillenia ovata (Kadah Simpoh, Simpoh Beludu, Family: Dilleniaceae )
- Dillenia philippinensis (Katmon, Philippine Elephant Apple, Philippines Simpoh, Family: Dilleniaceae )
- Dillenia serrata, Dillenia elliptica (Dillenia , Family: Dilleniaceae )
- Dillenia sp. (Dengen, Family: Dilleniaceae )
- Dillenia suffruticosa, Wormia suffruticosa (Simpoh Air, Shrubby Dillenia, Shrubby Simpoh, Family: Dilleniaceae )
- Dimocarpus longan, Euphoria longana, Nephelium longana (Longan, Dragon's Eye, Family: Sapindaceae )
- Dioclea sp. (Clusterpea, Family: Fabaceae )
- Dionaea muscipula (Venus flytrap, Family: Droseraceae )
- Dioon sp. (Virgin Palm, Family: Zamiaceae )
- Dioon spinulosum (Giant Dioon, Gum Palm, Family: Zamiaceae )
- Dioscorea alata (Purple Yam, Winged Yam, Family: Dioscoreaceae )
- Dioscorea bulbifera (Air Potato, Family: Dioscoreaceae )
- Dioscorea dodecaneura, Dioscorea discolor (Yam, Family: Dioscoreaceae )
- Dioscorea elephantipes, Dioscorea macrostachya, Dioscorea mexicana, Testudinaria elephantipes (Elephant foot, Turtle shell, Hottentot-Bread, Family: Dioscoreaceae )
- Dioscorea polystachya, Dioscorea batatas (Chinese Yam, Cinnamon-vine, Family: Dioscoreaceae )
- Dioscorea sp. (Yam, Family: Dioscoreaceae )
- Diospyros blancoi, Diospyros discolor (Velvet Apple, Mabolo, Family: Ebenaceae )
- Diospyros cauliflora (?) (Diospyros, Family: Ebenaceae )
- Diospyros decandra (Gold Apple, Family: Ebenaceae )
- Diospyros kaki (Kaki, Japanese Persimmon, Oriental Persimmon, Sharon Fruit, Family: Ebenaceae )
- Diospyros lotus (Qua thi, Date Plum, Family: Ebenaceae )
- Diospyros maritima (Malaysian Persimmon, Sea Persimmon, Family: Ebenaceae )
- Diospyros nigra, Diospyros digyna, Diospyros obtusifolia (Black Sapote, Chocolate Pudding Fruit, Black/Chocolate Persimmon, Family: Ebenaceae )
- Diospyros sp. (Persimmon, Family: Ebenaceae )
- Diospyros virginiana (Persimmon, Family: Ebenaceae )
- Dipelta sp. (Dipelta, Boxleaf Honeysuckle, Family: Caprifoliaceae )
- Dipladenia sanderi, Mandevilla sanderi (Mandevilla, Family: Apocynaceae )
- Diplocyclos palmatus (Lollypop Climber, Family: Cucurbitaceae )
- Dipterocarpus sp. (Dipterocarpus, Family: Dipterocarpaceae )
- Disa sp. (Disa, Family: Orchidaceae )
- Dischidia minor, Dischidia nummularia (Kadul, Button Orchid, Family: Apocynaceae )
- Dischidia ovata (Hoya Watermelon, Dischidia Watermelon, Family: Apocynaceae )
- Dischidia pectenoides (Ant Plant, Family: Apocynaceae )
- Dischidia platyphylla (Dischidia, Family: Apocynaceae )
- Dischidia rafflesiana, Dischidia major (Ant Plant, Malayan Urn Vine, Rattle Sculls, Family: Apocynaceae )
- Dischidia ruscifolia (Million Hearts, Family: Apocynaceae )
- Dischidia sp. (Thailand blush, Family: Apocynaceae )
- Dischidiopsis parasitica, Dischidiopsis philippinensis, Conchophyllum philippinense, Marsdenia parasitica (Fuchsia Bud, Dildo Flower, Family: Apocynaceae )
- Disocactus phyllanthoides, Nopalxochia phyllanthoides, Phyllocactus phyllanthoides (Pond Lily Cactus, Deutsche Kaiserin,, Family: Cactaceae )
- Dissotis rotundifolia, Heterocentron elegans (Trailing Tibouchina, Dwarf Tibouchina, Spanish Shawl , Family: Melastomataceae )
- Distichochlamys orlowii (Distichochlamys , Family: Zingiberaceae )
- Distictis buccinatoria, Phaedranthus buccinatorious, Bignonia buccinatoria, Amphilophium buccinatorium (Mexican Blood Flower, Blood Trumpet Vine, Family: Bignoniaceae )
- Dockrillia rigida, Dendrobium desmotrichoides (The Rigid-Leafed Dockrillia, The Smooth Tongue Orchid, The Smooth Tick Orchid , Family: Orchidaceae )
- Dodecatheon meadia (Shooting Star, Pride of Ohio, Roosterheads, Prairie Pointers, Family: Primulaceae )
- Dodonaea multijuga (Hopseed Bush, Family: Sapindaceae )
- Dodonaea rigida, Dodonaea filifolia, Dodonaea falcata (Threadleaf Hopbush, Family: Sapindaceae )
- Dodonaea sp. (Hopseed bush, Family: Sapindaceae )
- Dodonaea viscosa (Hopseed bush, Family: Sapindaceae )
- Dolichandra unguis-cati, Macfadyena unguis-cati, Doxantha unguis-cati, Bignonia tweediana (Cat's Claw, Family: Bignoniaceae )
- Dolichandrone sp. (Mangrove Trumpet Tree, Family: Bignoniaceae )
- Dolichandrone spathacea (Mangrove Trumpet Tree, Family: Bignoniaceae )
- Dombeya burgessiae (Pink Wild Pear, Pink Dombeya, Tropical Hydrangea, Family: Malvaceae )
- Dombeya cacuminum (Strawberry Snowball Tree, Family: Malvaceae )
- Dombeya cymosa (Natal Dombeya, Family: Malvaceae )
- Dombeya elegans (Pink Cloud, Mahot Rose, Family: Malvaceae )
- Dombeya rotundifolia (Wild Pear, Family: Malvaceae )
- Dombeya wallichii, Dombeya x cayeuxii (Pink Ball Tree, Tropical Hydrangea, Family: Malvaceae )
- Dombeya x seminole (Tropical Rose Hydrangea, Family: Malvaceae )
- Dorstenia bahiensis (Mattress Button Plant, Family: Moraceae )
- Dorstenia barteri (Dorstenia, Family: Moraceae )
- Dorstenia contrajerva (Contra Heirba, Contrayerva, Tusilla, Family: Moraceae )
- Dorstenia foetida (Dorstenia, Family: Moraceae )
- Dorstenia psilurus (Dorstenia, Family: Moraceae )
- Doryanthes palmeri (Giant Spear Lily, Queensland Mountain Lily, Family: Doryanthaceae )
- Doryopteris pedata (Doryopteris, Family: Pteridaceae )
- Dovyalis caffra (Kei Apple, Family: Salicaceae )
- Dovyalis hebecarpa, Dovyalis abyssinica (Tropical Apricot, Ketembilla, Ceylon Gooseberry, Family: Salicaceae )
- Dracaena angolensis, Sansevieria cylindrica, Sansevieria stuckyi (Snake Plant, Family: Asparagaceae )
- Dracaena cinnabari (Socotra Dragon Tree, Dragon Blood Tree, Family: Asparagaceae )
- Dracaena compacta (Dracaena Janet Craig, Family: Asparagaceae )
- Dracaena draco (Dragon Tree , Family: Asparagaceae )
- Dracaena fragrans (Corn plant, Family: Asparagaceae )
- Dracaena goldieana (Queen of Dracaenas, Green Zebra Plant, Family: Asparagaceae )
- Dracaena marginata (Madagascar Dragon Tree, Colorama, Money Tree, Family: Asparagaceae )
- Dracaena reflexa (Song of India, Family: Asparagaceae )
- Dracaena sanderiana (Lucky Bamboo, Curly Bamboo, Chinese Water Bamboo, Family: Asparagaceae )
- Dracaena sp. (Dracaena, Money Tree, Family: Asparagaceae )
- Dracaena surculosa, Dracaena godseffiana (Golddust Dracaena, Spoted-Leaf Dracaena, Japanese Bamboo, Gold Dust Plant, Family: Asparagaceae )
- Dracula simia (Monkey Orchid, Family: Orchidaceae )
- Dracula vespertilio, Masdevallia vespertilio (Bat-Shaped Dracula, Family: Orchidaceae )
- Drimiopsis sp. (Giant Squill, Measles Leaf, Family: Asparagaceae )
- Drimiopsis sp. (Giant Squill, Measles Leaf, Family: Asparagaceae )
- Drimys winteri (Winter's Bark, Canelo, Casca de anta, Family: Winteraceae )
- Drosera sp. (Sundew, Family: Droseraceae )
- Drymonia coccinea, Besleria coccinea, Alloplectus coccineus (Drymonia, Family: Gesneriaceae )
- Drymonia pendula, Alloplectus pendulus (Drymonia, Family: Gesneriaceae )
- Drymonia sp. (Drymonia, Family: Gesneriaceae )
- Drynaria rigidula, Polypodium rigidulum (Basket Fern, Family: Polypodiaceae )
- Drynaria willdenowii, Polypodium willdenowii (Basket Fern, Family: Polypodiaceae )
- Drypetes sp. (Drypetes, Family: Putranjivaceae )
- Duabanga grandiflora (Lampati, Family: Lythraceae )
- Duchesnea indica, Fragaria indica, Potentilla indica (Indian Strawberry, Mock Strawberry, Family: Rosaceae )
- Duguetia peruviana (Duguetia, Family: Annonaceae )
- Duguetia spixiana (Duguetia, Family: Annonaceae )
- Duguetia uniflora (Duguetia, Majagua blanca, Family: Annonaceae )
- Duperrea pavettifolia, Ixora pavettifolia, Mussaenda pavettifolia (West Indian Jasmine, Family: Rubiaceae )
- Duranta erecta, Duranta repens (Duranta, Honey Drops, Golden Dewdrop, Pigeon Berry, Family: Verbenaceae )
- Durio sp. (Durian, Durian Kuning, Durian Merah, Family: Malvaceae )
- Dyckia microcalyx (Dyckia, Family: Bromeliaceae )
- Dyckia remotiflora (Dyckia, Family: Bromeliaceae )
- Dyckia sp. (Dyckia, Family: Bromeliaceae )
- Dypsis decaryi, Neodypsis decaryi (Triangle Palm, Family: Arecaceae / Palmae )
- Dypsis lanceolata (Dypsis, Family: Arecaceae / Palmae )
- Dypsis lastelliana, Neodypsis lastelliana (Redneck Palm, Teddy Bear Palm, Family: Arecaceae / Palmae )
- Dypsis leptocheilos, Neodypsis leptocheilos (Teddy Bear Palm, Redneck Palm, Family: Arecaceae / Palmae )
- Dyschoriste oblongifolia (Snakeherb, Twinflower, Family: Acanthaceae )
- Dysoxylum densiflorum (Dysoxylum, Family: Meliaceae )
- Dysoxylum gaudichaudianum (Ivory Mahogany, Family: Meliaceae )
- Dysoxylum parasiticum, Dysoxylum caulostachyum (Yellow Mahogany, Family: Meliaceae )
- Dysphania ambrosioides, Chenopodium ambrosioides (Mexican Tea, Wormseed, Epazote, Family: Amaranthaceae )
- Ebenopsis ebano, Pithecellobium ebano (Texas Ebony, Ebony Blackbead, Apples Earring, Family: Fabaceae )
- Echeveria sp. (Echeveria, Family: Crassulaceae )
- Echinacea purpurea, Rudbeckia purpurea (Purple Coneflower, Kim's Knee High, Family: Asteraceae )
- Echinocactus grusonii (Golden Barrel Cactus, Family: Cactaceae )
- Echinocereus rigidissimus, Cereus pectinatus var. rigidissimus, Echinocereus pectinatus var. rigidissimus (Arizona Rainbow Hedgehog Cactus, Cabeza de Viejo, Family: Cactaceae )
- Echinocereus sp. (Hedgehog Cactus, Family: Cactaceae )
- Echinodorus longiscapus (Sword-Plant, Family: Alismataceae )
- Echinodorus palaefolius (Mexican Sword-Plant , Family: Alismataceae )
- Echinodorus sp. (Sword-Plant, Family: Alismataceae )
- Echinops adenocaulos (Globe Thistle, Family: Asteraceae )
- Echinopsis candicans, Cereus candicans, Trichocereus candicans (Argentine Giant, Family: Cactaceae )
- Echinopsis sp. (Hedgehog Cactus, Family: Cactaceae )
- Echinopsis terscheckii, Trichocereus terscheckii (Cardon Grande Cactus, Argentine Saguaro, Family: Cactaceae )
- Echites umbellatus (Devil's Potato, Family: Apocynaceae )
- Echium fastuosum, Echium candicans (Pride of Madeira, Family: Boraginaceae )
- Echium pininana (Tree Echium, Pne Echium, Giant Viper's-bugloss, Family: Boraginaceae )
- Echium simplex (Tower of Jewels, Family: Boraginaceae )
- Echium wildpretii (Tower of Jewels , Family: Boraginaceae )
- Edgeworthia chrysantha (Giant Leaf Paper Plant, Family: Thymelaeaceae )
- Ehretia anacua (Anaqua, Knockaway, Sandpaper Tree, Family: Boraginaceae )
- Ehretia rigida (Puzzle Bush, Family: Boraginaceae )
- Ehretia sp. (Puzzle bush, Family: Boraginaceae )
- Eichhornia azurea (Anchored Water Hyacinth, Family: Pontederiaceae )
- Elaeagnus angustifolia (Russian Silverberry, Oleaster, Russian Olive, Family: Elaeagnaceae )
- Elaeagnus latifolia, Elaeagnus infundibularis (Bastard Oleaster, Family: Elaeagnaceae )
- Elaeagnus multiflora (Goumi, Gumi, Natsugumi, Cherry Silverberry, Cherry Elaeagnus, Family: Elaeagnaceae )
- Elaeagnus philippinensis (Lingaro, Family: Elaeagnaceae )
- Elaeagnus pungens (Thorny Elaeagnus, Spotted Elaeagnus, Silverthorn, Family: Elaeagnaceae )
- Elaeis guineensis (African Oil Palm, Jacquin, Family: Arecaceae / Palmae )
- Elaeocarpus decipiens (Japanese Blueberry Tree, Family: Elaeocarpaceae )
- Elaeocarpus ganitrus, Elaeocarpus sphaericus (Rudraksh, Rudraksa, Rudraksha, Blue Olive Berry, Family: Elaeocarpaceae )
- Elaeocarpus hygrophylus (Blue Olive Berry, Scrub Ash, Ash Quandong, Fairy Petticoats, Native Olive, White Boree, Fringe Bells, Fairy Petticoats, Family: Elaeocarpaceae )
- Elaeocarpus serratus (Ceylon Olive, Family: Elaeocarpaceae )
- Elaeocarpus sp. (Bead Tree, Fringe Bells, Fairy Petticoats, Family: Elaeocarpaceae )
- Elaeodendron sp. (False Olive, Family: Celastraceae )
- Elateriospermum tapos (Kra, Perah, Tapos, Family: Euphorbiaceae )
- Elettaria cardamomum (Cardamom, Malabar Cardamom, Ceylon Cardamom, Family: Zingiberaceae )
- Eleutherine bulbosa, Sisyrinchium bulbosum, Galatea bulbosa (Lagrimas De La Virgen, Yahuar Piripiri , Family: Iridaceae )
- Eleutherococcus sessiliflorus, Panax sessiliflorus (Thorny Ginseng, Family: Araliaceae )
- Eleutherococcus sieboldianus, Acanthopanax sieboldianus (Five-fingered Aralia, Family: Araliaceae )
- Elizabetha durissima (Elizabetha, Family: Fabaceae )
- Elleanthus myrosmatis (Elleanthus, Family: Orchidaceae )
- Emblica officinalis, Phyllanthus emblica (Indian Gooseberry, Emblic Myrobalan, Amla, Amalaki, Amloki, Family: Phyllanthaceae )
- Embothrium coccineum (Chilean Fire Bush, Family: Proteaceae )
- Encelia farinosa (Brittlebush, Goldenhills, Incienso, Family: Asteraceae )
- Encephalartos ferox (Tongaland Cycad , Family: Zamiaceae )
- Encephalartos gratus (Malawi Cycad, Mulanje Cycad, Family: Zamiaceae )
- Encephalartos horridus (Eastern Cape Blue Cycad, Family: Zamiaceae )
- Encephalartos lehmannii (Karoo Cycad, Family: Zamiaceae )
- Encephalartos natalensis (Natal Cycad, Natal Giant Cycad, Family: Zamiaceae )
- Encephalartos sp. (Bread Palms, Bread Tree, Kaffir Bread, Family: Zamiaceae )
- Encyclia sp. (Encyclia, Family: Orchidaceae )
- Engelhardia spicata, Engelhardia aceriflora (Great Malay Beam, Mauwa, Family: Juglandaceae )
- Enkianthus campanulatus (Redvein Enkianthus, Family: Ericaceae )
- Ensete lasiocarpum, Musella lasiocarpa, Musa lasiocarpa (Chinese Yellow Banana, Golden Lotus Banana, Family: Musaceae )
- Ensete ventricosum, Musa arnoldiana, Musa ensete Maurelii (Red banana, Abyssinian banana, Ethiopian banana, Family: Musaceae )
- Entada sp. (Entada, Family: Fabaceae )
- Entandrophragma caudatum (Mountain Mahogany, Half-peeled Banana, Family: Meliaceae )
- Enterolobium contortisiliquum, Mimosa contortisiliqua (Earpod Tree, Orelha-de-macaco, Family: Fabaceae )
- Enterolobium cyclocarpum (Monkey Ear, Ear Pod Tree, Elephant Ear Tree, Eartree, Guanacaste Tree, Arbol de Guanacaste, Family: Fabaceae )
- Epacris longiflora (Native Fuchsia, Fuchsia Heath, Family: Epacridaceae )
- Ephedra sp. (Ephedra, Sea Grape, Family: Ephedraceae )
- Epidendrum sp. (Reed Orchid, Epidendrum Orchid, Clustered Flowers Orchid, Family: Orchidaceae )
- Epilobium canum, Zauschneria californica (California Fuchsia, Hummingbird Trumpet, Firechalice, Family: Onagraceae )
- Epimedium sp. (Horny Goat Weed, Bishop's Cap, Family: Berberidaceae )
- Epiphyllum guatemalense Monstrosa (Orchid Cactus, Family: Cactaceae )
- Epiphyllum hookeri, Epiphyllum strictum, Epiphyllum stenopetalum, Epiphyllum phyllanthus (Climbing Cactus, Hooker's Orchid Cactus, Family: Cactaceae )
- Epiphyllum oxypetalum (Belle de Nuit, Lady of the Night, Queen of the Night, Night blooming Cereus, Dutchman's Pipe, Family: Cactaceae )
- Epiphyllum sp. (Orchid Cactus, Leaf Cactus, Family: Cactaceae )
- Epipremnum aureum 'Neon' (Golden Neon Pothos, Golden Heart, Lemon Lime , Family: Araceae )
- Epipremnum aureum, Epipremnum pinnatum var. Aureum, Scindapsus aureus, Pothos aureus (Pothos, Money Plant, Family: Araceae )
- Epipremnum pinnatum (Pothos, Money Plant, Family: Araceae )
- Episcia cupreata (Flame Violet, Family: Gesneriaceae )
- Episcia sp. (Flame Violet, Family: Gesneriaceae )
- Epithelantha sp. (Button Cactus, Family: Cactaceae )
- Equisetum hyemale (Horsetail, Scouring Rush, Family: Equisetaceae )
- Eranthemum pulchellum, Eranthemum nervosum (Blue sage, Blue eranthemum, Lead Flower, Family: Acanthaceae )
- Eranthemum wattii (Blue Eyes, Blue Sage, Family: Acanthaceae )
- Erato sp. (Erato, Family: Asteraceae )
- Erblichia odorata (Flor de Fuego, Butterfly Tree , Family: Turneraceae )
- Eremophila sp. (Emu bush, Family: Scrophulariaceae )
- Eremostachys laciniata, Phlomis laciniata (Desert Spike, Family: Lamiaceae )
- Eria floribunda (Eria, Family: Orchidaceae )
- Erica arborea (Tree Heath, Bruyere , Family: Ericaceae )
- Erica canaliculata (Christmas heather, Channelled Heath, Hairy Grey Heather, Family: Ericaceae )
- Erica chloroloma (Red Heath, Family: Ericaceae )
- Erica discolor (Two-color Heath, Family: Ericaceae )
- Erica multiflora (Mediterranean Heath, Family: Ericaceae )
- Erica x darleyensis (Darley Heath, Winter Heath, Family: Ericaceae )
- Eriobotrya japonica (Loquat, Japanese Plum, Nispero, Family: Rosaceae )
- Eriocephalus africanus (Wild Rosemary, Cape Snow Bush, Family: Asteraceae )
- Eriolarynx australis, Iochroma australe (Blue Angel Trumpet, Mini Angel Trumpet, Family: Solanaceae )
- Eriostemon sp. (Wax Flower, Family: Rutaceae )
- Eruca vesicaria sativa (Arugula, Garden Rocket , Family: Brassicaceae )
- Erycina pusilla, Psygmorchis pusilla, Oncidium pusillum (Erycina, Family: Orchidaceae )
- Eryngium foetidum (Fitweed, Culantro, Long coriander, Mexican coriander, Family: Apiaceae / Umbelliferae )
- Eryngium sp. (Sea-holly, Family: Apiaceae / Umbelliferae )
- Erysimum sp., Cheiranthus sp. (Wallflower, Family: Brassicaceae )
- Erythrina abyssinica, Erythrina tomentosa (Coral Tree, Family: Fabaceae )
- Erythrina amazonica (Amazon Coral Tree, Family: Fabaceae )
- Erythrina bidwillii (Indian Coral Tree, Bidwell's Coral Tree, Family: Fabaceae )
- Erythrina caffra, Erythrina constantiana, Erythrina insignis (South African Coral tree, Kaffirboom, Family: Fabaceae )
- Erythrina coralloides (Naked Coral Tree, Family: Fabaceae )
- Erythrina crista galli, Erythrina laurifolia (Cry Baby Tree, Cockspur Coral Tree, Cock's Comb Coral Tree, Family: Fabaceae )
- Erythrina decora (Namib Coral Tree, Family: Fabaceae )
- Erythrina edulis (Chachafruto, Family: Fabaceae )
- Erythrina fusca, Erythrina glauca (Cape Kaffirboom, Gallito, Coral bean, Bois Immortelle, Family: Fabaceae )
- Erythrina herbacea (Coral tree, Coral bean, Cardinal-spear, Cherokee-bean, Family: Fabaceae )
- Erythrina humeana (Coral bean, Dwarf coral tree, Family: Fabaceae )
- Erythrina latissima (Coral Tree , Family: Fabaceae )
- Erythrina leptopoda (Bois Inmortel, Slenderpetiole Coralbean, Family: Fabaceae )
- Erythrina lysistemon (Scarlet Coral Tree, Family: Fabaceae )
- Erythrina megistophylla (Coral Tree, Family: Fabaceae )
- Erythrina poeppigiana (Poro, Family: Fabaceae )
- Erythrina sp. (Coral Tree, Family: Fabaceae )
- Erythrina speciosa, Erythrina reticulata, Erythrina poianthes, Erythrina graefferi (Coral Tree, Family: Fabaceae )
- Erythrina variegata, Erythrina indica (Coral Tree, Sunshine Tree, Family: Fabaceae )
- Erythrina vespertilio, Erythrina biloba (Bat's Wing Coral Tree, Barswing Coral, Gray Corkwood, Family: Fabaceae )
- Erythrochiton brasiliensis (Star of Brazil, Family: Rutaceae )
- Erythronium sibiricum (Siberian Fawn Lily, Siberian Trout Lily, Family: Liliaceae )
- Erythrophysa alata, Fagara alata (Fagara, Family: Sapindaceae )
- Erythrophysa transvaalensis (Transvaal Red Balloon , Family: Sapindaceae )
- Erythrostemon gilliesii, Caesalpinia gillesii, Poinciana gilliesii (Yellow Bird of Paradise, Yellow dwarf poinciana, Bird of Paradise Bush, Desert Bird of Paradise, Family: Fabaceae )
- Erythrostemon palmeri, Caesalpinia palmeri (Margarita, Palo Piojo, Peojo, Polilla, Wetapochi , Family: Fabaceae )
- Erythroxylum coca (Huanuco, Coca, Family: Erythroxylaceae )
- Escallonia bifida, Escallonia montevidensis (Escallonia, Arbol del Pito, Family: Escalloniaceae )
- Escallonia sp. (Escallonia, Family: Escalloniaceae )
- Eschscholzia californica (California Poppy, Golden Poppy, Family: Papaveraceae )
- Espeletia schultzii (Frailejon, Family: Asteraceae )
- Espostoa sp. (Espostoa, Family: Cactaceae )
- Etlingera corneri (Rose of Siam, Family: Zingiberaceae )
- Etlingera cv. Ninole Red (Malay Rose, Family: Zingiberaceae )
- Etlingera elatior, Phaeomeria speciosa, Nicolaio elatior (Torch Ginger, Family: Zingiberaceae )
- Etlingera hemisphaerica, Elettaria atropurpurea (Helani Tulip Ginger, Black Tulip, Black Torch, Family: Zingiberaceae )
- Etlingera maingayi (Malay Rose, Family: Zingiberaceae )
- Etlingera sp. (Etlingera, Family: Zingiberaceae )
- Etlingera venusta (Malay Rose, Family: Zingiberaceae )
- Eucalyptus albopurpurea (Purple-flowered Mallee Box, Port Lincoln Mallee, Family: Myrtaceae )
- Eucalyptus calycogona (Gooseberry Mallee, Square fruited Mallee, Family: Myrtaceae )
- Eucalyptus camaldulensis (River Red Gum, Family: Myrtaceae )
- Eucalyptus cinerea (Argyle Apple, Silver Dollar Gum, Family: Myrtaceae )
- Eucalyptus citriodora, Corymbia citriodora (Lemon Eucalyptus, Citron-scented Gum, Lemon Scented Gum, Family: Myrtaceae )
- Eucalyptus deglupta (Rainbow Eucalyptus, Mindanao Gum, Rainbow Gum, Family: Myrtaceae )
- Eucalyptus erythrocorys (Red-cap Gum , Family: Myrtaceae )
- Eucalyptus kruseana (Book-leaf Mallee)
- Eucalyptus leucoxylon (Yellow Gum, Bblue Gum, White Ironbark, Family: Myrtaceae )
- Eucalyptus macrocarpa (Mottlecah, Family: Myrtaceae )
- Eucalyptus sp. (Eucalyptus, Family: Myrtaceae )
- Eucalyptus torquata (Coral Gum, Coolgardie Gum, Family: Myrtaceae )
- Eucharis grandiflora (Amazon Lily, Family: Amaryllidaceae )
- Euclea sp. (Euclea, Family: Ebenaceae )
- Euclinia longiflora, Randia macrantha (Angel's Trumpets, Tree Gardenia, Family: Rubiaceae )
- Eucomis autumnalis, Eucomis undulata (Pineapple Lily, Family: Asparagaceae )
- Eucomis comosa (Pineapple Lily, Wine Eucomis, Family: Asparagaceae )
- Eucomis sp. (Pineapple Lily, Aloha Lily, Family: Asparagaceae )
- Eucommia ulmoides (Eucommia, Hardy Rubber Tree , Family: Eucommiaceae )
- Eucrosia bicolor (Peruvian Lily, Family: Amaryllidaceae )
- Eucryphia moorei (Pinkwood, Family: Cunoniaceae )
- Eucryphia sp. (Eucryphia, Leatherwood, Family: Cunoniaceae )
- Eugenia aggregata, Eugenia involucrata (Cherry of the Rio Grande, Cere Jodo Rio Grande, Family: Myrtaceae )
- Eugenia brasiliensis, Eugenia dombeyi (Grumichama, Family: Myrtaceae )
- Eugenia confusa (Red Berry Stopper, Family: Myrtaceae )
- Eugenia foetida, Eugenia buxifolia (Spanish Stopper, Boxleaf Stopper , Family: Myrtaceae )
- Eugenia luschnathiana, Phyllocalyx luschnathianus (Pitomba, Family: Myrtaceae )
- Eugenia neonitida (Pitangatuba, Family: Myrtaceae )
- Eugenia pyriformis (Uvaia, Uvalha, Uvaia-do-mato, Uvaieira, Family: Myrtaceae )
- Eugenia reinwardtiana (Beach Cherry, Cedar Bay Cherry, Family: Myrtaceae )
- Eugenia rhombea (Red Stopper, Family: Myrtaceae )
- Eugenia sp. (Eugenia, Family: Myrtaceae )
- Eugenia stipitata (Araza, Araca-boi, Family: Myrtaceae )
- Eugenia tinifolia (Bois de Clous, Family: Myrtaceae )
- Eugenia uniflora, Eugenia michelii (Surinam Cherry, Pitanga, Brazilian Cherry, Family: Myrtaceae )
- Eugenia victoriana (Sundrop, Guayabilla, Family: Myrtaceae )
- Eulophia graminea (Chinese Crown Orchid, Family: Orchidaceae )
- Euodia hortensis, Melicope hortensis (Evodia, Family: Rutaceae )
- Euonymus sp. (Euonymus, Family: Celastraceae )
- Eupatorium sp. (Eupatorium, Family: Asteraceae )
- Euphorbia aeruginosa (Miniature Saguaro, Family: Euphorbiaceae )
- Euphorbia bracteata, Pedilanthus bracteatus (Tall Slipper Plant, Slipper Spurge, Candelilla, Little Bird Flower, Family: Euphorbiaceae )
- Euphorbia bubalina, Euphorbia laxiflora (Buffalo Euphorbia, Bosmelkbos, Family: Euphorbiaceae )
- Euphorbia burmannii (Steenbokbos, Family: Euphorbiaceae )
- Euphorbia caput-medusae (Medusa's Head, Family: Euphorbiaceae )
- Euphorbia characias (Bush Spurge, Family: Euphorbiaceae )
- Euphorbia confinalis (Confinalis, Lebombo Euphorbia, Lebombo Milktree, Family: Euphorbiaceae )
- Euphorbia cooperi (Transvaal Candelabra Tree, Bushveld Candelabra Euphorbia, Family: Euphorbiaceae )
- Euphorbia cotinifolia (Red spurge, Mexican shrubby Spurge, Caribbean Copper Plant, Family: Euphorbiaceae )
- Euphorbia cyathophora, Euphorbia heterophylla, Poinsettia cyathophora (Summer Poinsettia, Wild Poinsettia, Fire on the mountain, Family: Euphorbiaceae )
- Euphorbia decaryi (Euphorbia, Family: Euphorbiaceae )
- Euphorbia dendroides (Tree Spurge, Family: Euphorbiaceae )
- Euphorbia enopla (Pincushion Euphorbia , Family: Euphorbiaceae )
- Euphorbia enterophora, Euphorbia xylophylloides (Milk-bush, Family: Euphorbiaceae )
- Euphorbia epiphylloides (Euphorbia, Family: Euphorbiaceae )
- Euphorbia epithymoides, Euphorbia polychroma (Cushion Spurge, Family: Euphorbiaceae )
- Euphorbia espinosa, Euphorbia gynophora, Euphorbia nodosa (Woody Euphorbia, Family: Euphorbiaceae )
- Euphorbia fiherenensis (Pencil Tree, Family: Euphorbiaceae )
- Euphorbia flanaganii (Medusa Head, Family: Euphorbiaceae )
- Euphorbia geroldii (Thornless Euphorbia, Family: Euphorbiaceae )
- Euphorbia gottlebei (Euphorbia, Family: Euphorbiaceae )
- Euphorbia grandicornis (Cow's Horn, Family: Euphorbiaceae )
- Euphorbia grandidens, Euphorbia arborescens (Valleybush Euphorbia, Chandelier Euphorbia, Large-toothed Euphorbia, Family: Euphorbiaceae )
- Euphorbia griffithii (Griffith's Spurge, Spurge 'Fireglow' , Family: Euphorbiaceae )
- Euphorbia gymnonota (Milkweed, Family: Euphorbiaceae )
- Euphorbia hamata (Deerhorn, Cow Milk Bush, Cow Power, Elephants Milk Bush, Family: Euphorbiaceae )
- Euphorbia hypericifolia Inneuphdia (Diamond Frost, Stardust White Sparkle, Family: Euphorbiaceae )
- Euphorbia lactea (Candelabra Plant, Elkhorn, Family: Euphorbiaceae )
- Euphorbia leucocephala (Pascuita, Snows of Kilimanjaro, White Small Leaf Poincettia, Snow Bush, White-laced euphorbia, Snow Flake, Poinsettia, Family: Euphorbiaceae )
- Euphorbia leuconeura (Madagascar Jewel, Family: Euphorbiaceae )
- Euphorbia lomelii, Pedilanthus macrocarpus (Slipper Plant, Gallito, Family: Euphorbiaceae )
- Euphorbia lophogona (Randramboay, Family: Euphorbiaceae )
- Euphorbia lugardiae, Monadenium lugardiae (Monadenium, Family: Euphorbiaceae )
- Euphorbia marginata (Snow-on-the-mountain, Smoke-on-the-prairie, Variegated Spurge, Mountain Spurge, Family: Euphorbiaceae )
- Euphorbia mauritanica (Pencil Milk Bush, Yellow Milk Bush, Golden Spurge, Family: Euphorbiaceae )
- Euphorbia mellifera, Euphorbia longifolia (Canary spurge, Honey spurge, Family: Euphorbiaceae )
- Euphorbia milii (Crown of thorns, Family: Euphorbiaceae )
- Euphorbia milii Thai Giant Hybrids (Thai Giant Crown of Thorns, Family: Euphorbiaceae )
- Euphorbia monteiroi (Brandberg Euphorbia, Family: Euphorbiaceae )
- Euphorbia myrsinites (Myrtle Euphorbia, Donkeytail Spurge, Family: Euphorbiaceae )
- Euphorbia obesa (Baseball Plant, Family: Euphorbiaceae )
- Euphorbia pseudocactus (Euphorbia 'Zig Zag', Zig-Zag Plant , Family: Euphorbiaceae )
- Euphorbia pteroneura (Euphorbia, Family: Euphorbiaceae )
- Euphorbia pugniformis (Medusa Head, Family: Euphorbiaceae )
- Euphorbia pulcherrima (Ponsettia, Poinsettia, Christmas Plant, Poincettia, Family: Euphorbiaceae )
- Euphorbia punicea (Jamaican Poinsettia, Family: Euphorbiaceae )
- Euphorbia ramena (Euphorbia, Family: Euphorbiaceae )
- Euphorbia ramipressa (Tree Euphorbia, Family: Euphorbiaceae )
- Euphorbia sp. (Milkweed, Spurge, Family: Euphorbiaceae )
- Euphorbia stenoclada (Silver Thicket, Family: Euphorbiaceae )
- Euphorbia tirucalli (Pencil Bush, Milk-bush, Pencil Tree, Fire Fingers, Family: Euphorbiaceae )
- Euphorbia tithymaloides, Pedilanthus tithymaloides (Devil's backbone, Zigzag plant, Jacob's ladder, Family: Euphorbiaceae )
- Euphorbia trigona (African Milk Tree , Family: Euphorbiaceae )
- Euphorbia umbellata, Synadenium compactum, Synadenium grantii, Euphorbia bicompacta var.rubrafolia (African Milk Bush, Family: Euphorbiaceae )
- Euphorbia viguieri (Euphorbia, Family: Euphorbiaceae )
- Euphorbia xanti (Baja Spurge, Cherry Blossom Euphorbia, Family: Euphorbiaceae )
- Euryale ferox (Prickly Waterlily, Fox Nut, Family: Nymphaeaceae )
- Eurycoma longifolia (Ali's Umbrella, Long Jack, Malaysian Ginseng, Pasak Bumi, Tongkat Ali, Family: Simaroubaceae )
- Euryops sp. (Euryops, Family: Asteraceae )
- Eustoma grandiflorum, Lisianthus russelianus (Texas Bluebell, Lisianthus, Tulip Gentian, Family: Gentianaceae )
- Euterpe oleracea (Asai, Assai, Acai, Cabbage Palm, Pina Palm, Family: Arecaceae / Palmae )
- Euterpe precatoria, Euterpe mollissima, Euterpe jatapuensis, Euterpe stenophylla, Euterpe langloisii, Euterpe petiolata, Euterpe subruminata, Euterpe confertiflora (Huassai, Chonta, Asai, Assai, Acai, Mountain Cabbage Palm, Family: Arecaceae / Palmae )
- Eutrema japonicum, Wasabia japonica (Wasabi, Japanese Horseradish, Family: Brassicaceae )
- Evolvulus sp. (Dwarf Morning Glory, Family: Convolvulaceae )
- Exacum affine (Persian Violet, Family: Gentianaceae )
- Excoecaria agallocha (Thillai, Milky Mangrove, Family: Euphorbiaceae )
- Excoecaria cochinchinensis, Excoecaria bicolor (Strawberry Cream, Jungle Fire, Chinese croton, Variegated Leaf, Family: Euphorbiaceae )
- Exochorda sp. (Pearlbush, Family: Rosaceae )
- Exostema nitens, Exostema coriaceum (Cafetillo, Shining Exostema, Family: Rubiaceae )
- Fagraea auriculata, Fagraea borneensis, Fagraea bracteosa, Fagraea epiphytica, Fagraea javanica (Pelir Musang, Family: Gentianaceae )
- Fagraea berteriana (Perfume Flower Tree, Pua Keni Keni, Family: Gentianaceae )
- Fagraea ceilanica (Perfume Flower Tree, Pua Keni Keni, Trai Tichlan, Lau binh, Gia, Family: Gentianaceae )
- Fagraea fragrans, Cyrtophyllum fragrans (Tembusu, Ironwood, Family: Gentianaceae )
- Fallopia baldschuanica, Polygonum baldschuanicum, Bilderdykia baldschuanica (Bukhara Fleeceflower, Russian Vine, Family: Polygonaceae )
- Faradaya splendida (Glory Vine, Family: Lamiaceae )
- Faramea sp. (Faramea, Family: Rubiaceae )
- Farfugium japonicum (Leopard Plant, Green Leopard Plant, Family: Asteraceae )
- Fatsia japonica (Paperplant, Japanese Aralia, Family: Araliaceae )
- Faucaria sp. (Tiger Jaws, Family: Aizoaceae )
- Feijoa sellowiana, Acca sellowiana (Feijoa, Pineapple Guava, Guavasteen, Family: Myrtaceae )
- Fenestraria rhopalophylla, Fenestraria aurantiaca (Window Plant, Family: Aizoaceae )
- Feretia aeruginescens (Red-leaved Medlar, Family: Rubiaceae )
- Fernandoa magnifica, Heterophragma longipes (African Flame, Family: Bignoniaceae )
- Ferocactus sp. (Barrel Cactus, Family: Cactaceae )
- Ferraria sp. (Family: Iridaceae )
- Fertilizers (Macro and Micro elements)
- Festuca glauca (Blue Fescue, Family: Poaceae )
- Fevillea cordifolia (Javillo, Antidote Caccoon, Family: Cucurbitaceae )
- Ficus abutilifolia (Large-leaved Rock Fig, Rock Wild Fig , Family: Moraceae )
- Ficus altissima (Council Tree, Family: Moraceae )
- Ficus aspera (Variegated Clown Fig, Mosaic Fig , Family: Moraceae )
- Ficus auriculata, Ficus roxburghii (Elephant ear fig tree, Giant Indian Fig, Family: Moraceae )
- Ficus benghalensis, Ficus indica (Banyan Tree, Family: Moraceae )
- Ficus benjamina (Benjamin Fig, Benjamin Tree, Family: Moraceae )
- Ficus capensis, Sycomorus capensis (Broom Cluster fig, Bush fig, cape fig, Fire sticks, Kooman, Wild fig, Family: Moraceae )
- Ficus carica (Fig Tree, Brevo, Family: Moraceae )
- Ficus citrifolia (Shortleaf Fig, Florida Banyan, Giant Bearded Fig, Wild Banyantree, Wimba Tree, Family: Moraceae )
- Ficus cordata salicifolia (Willow-leafed fig, Family: Moraceae )
- Ficus deltoidea, Ficus diversifolia (Mistletoe Fig, Family: Moraceae )
- Ficus elastica (Rubber Tree, Family: Moraceae )
- Ficus fistulosa (Yellow Stem Fig, Family: Moraceae )
- Ficus hispida, Ficus oppositifolia (Hairy Fig, Family: Moraceae )
- Ficus ingens (Red-leaved Fig, Family: Moraceae )
- Ficus jacobii (?) (Matapalo, Family: Moraceae )
- Ficus krishnae, Ficus benghalensis var. krishnae (Krishna Fig, Krishna Butter Cup , Family: Moraceae )
- Ficus kurzii (Burmese Banyan, Family: Moraceae )
- Ficus lutea (Giant-leaved fig, Lagos Rubbertree, Family: Moraceae )
- Ficus lyrata (Fiddle-Leaf Ficus, Family: Moraceae )
- Ficus maclellandii, Ficus binnendijkii (Long-leaf fig, Alii fig, Banana-leaf fig, Family: Moraceae )
- Ficus macrophylla, Ficus macrocarpa, Ficus magnolioides (Moreton Bay Fig, Family: Moraceae )
- Ficus microcarpa, Ficus nitida, Ficus retusa (Chinese banyan, Indian Laurel, Family: Moraceae )
- Ficus mysorensis, Ficus drupacea var. pubescens (Yellow-Berry Ficus, Family: Moraceae )
- Ficus natalensis (Natal Fig, Family: Moraceae )
- Ficus natalensis subsp. leprieurii, Ficus triangularis (Triangle Ficus, Triangle Leaf Fig Tree, Family: Moraceae )
- Ficus nota (Tibig, Family: Moraceae )
- Ficus obliqua (Queensland Small-leaved Fig, Family: Moraceae )
- Ficus palmeri (Rock Fig, Family: Moraceae )
- Ficus petiolaris (Rock Fig, Rock Ficus, Texcalamate, Lava Fig, Family: Moraceae )
- Ficus platypoda (Port Jackson Fig, Rock Fig, Australian Fig, Family: Moraceae )
- Ficus pseudopalma (Dracaena Fig, Palm-Leaf Fig, Philippine Fig, Family: Moraceae )
- Ficus pumila, Ficus repens (Climbing Fig, Creeping Fig, Family: Moraceae )
- Ficus pyriformis (Bo Li Rong, Family: Moraceae )
- Ficus racemosa, Ficus glomerata (Cluster Fig, Gular, Family: Moraceae )
- Ficus religiosa (Bo-Tree, Sacred Ficus, Peepal Tree, Family: Moraceae )
- Ficus rubiginosa (Rusty-Leaf Fig, Port-Jackson Fig, Family: Moraceae )
- Ficus rumphii (Golden Rumph's Fig, Family: Moraceae )
- Ficus sagittata, Ficus radicans (Variegated Rooting Fig, Family: Moraceae )
- Ficus saussureana, Ficus afzelii, Ficus eriobotryoides, Ficus princeps (Loquat Leaf Fig, Family: Moraceae )
- Ficus sp. (Ficus, Family: Moraceae )
- Ficus subcordata (Fairchilds Fig, Family: Moraceae )
- Ficus superba (Sea Fig, Family: Moraceae )
- Ficus sur (Bush Fig, Broom Cluster Fig, Family: Moraceae )
- Ficus sycomorus (Common Cluster Fig, Family: Moraceae )
- Ficus variegata (Red Stem Fig, Variegated Fig, Family: Moraceae )
- Ficus virens (White Fig, Grey Fig, Spotted Fig, Family: Moraceae )
- Filicium decipiens (Japanese Fern Tree , Family: Sapindaceae )
- Filipendula ulmaria (Meadowsweet, Family: Rosaceae )
- Firmiana colorata, Sterculia colorata (Colored Sterculia, Bonfire tree, Scarlet Sterculia, Iwil-iwil, Indian Almond, Family: Malvaceae )
- Firmiana simplex, Sterculia platanifolia (Chinese Parasol Tree, Family: Malvaceae )
- Fittonia albivenis, Fittonia verschaffeltii (Mosaic Plant, Nerve Plant, Painted Net Leaf, Family: Acanthaceae )
- Flacourtia indica (Governors plum, Madagascar Plum, Batoko palm, Family: Salicaceae )
- Flacourtia inermis (Rukam, Batoko Plum, Lori-Lori, Family: Salicaceae )
- Flacourtia jangomas, Flacourtia cataphracta, Stigmarota jangomas (Indian Coffee Plum, Indian Cherry, Runealma Plum, Family: Salicaceae )
- Flacourtia rukam, Flacourtia euphlebia (Rukam, Family: Salicaceae )
- Flemingia strobilifera, Moghania strobilifera (Luck Plant, Wild Hops, Family: Fabaceae )
- Flindersia sp. (Australian Teak, Family: Rutaceae )
- Flueggea virosa (White Berry Bush, Witbessiesbos, Mutangahuma, Chinese Waterberry, Family: Euphorbiaceae )
- Fockea angustifolia, Fockea tugelensis (Fockea, Family: Apocynaceae )
- Fockea edulis (Fockea, Family: Apocynaceae )
- Fockea multiflora (Elephant Vines, Python Kambro, Pythonranke, Pythonwein, Family: Apocynaceae )
- Fokienia hodginsii (Fujian Cypress, Family: Cupressaceae )
- Forsythia sp. (Forsythi, Family: Oleaceae )
- Fortunella japonica (Marumi Kumquat, Round Kumquat, Sweet-peeled Kumquat, Family: Rutaceae )
- Fortunella margarita (Oval Kumquat, Family: Rutaceae )
- Fothergilla gardenii (Dwarf Fothergilla, Coastal Fothergilla, Family: Hamamelidaceae )
- Fouquieria columnaris, Idria columnaris (Boojum Tree, Family: Fouquieriaceae )
- Fouquieria diguetii (Family: Fouquieriaceae )
- Fouquieria macdougalii (Mexican Tree Ocotillo, Family: Fouquieriaceae )
- Fouquieria purpusii (Fouquieria , Family: Fouquieriaceae )
- Fouquieria splendens (Ocotillo, Candlewood, Coachwhip, Candlewood, Slimwood, Desert coral, Jacob's staff, Jacob cactus, Vine cactus, Family: Fouquieriaceae )
- Fragaria sp. (Strawberry, Family: Rosaceae )
- Frankenia sp. (Seaheath, Alkali Heath, Family: Frankeniaceae )
- Fraxinus ornus (Manna Ash, Family: Oleaceae )
- Fremontodendron californicum (California Flannelbush, California Fremontia, Family: Malvaceae )
- Fremontodendron sp. (Flannelbush, Family: Malvaceae )
- Freycinetia cumingiana, Freycinetia multiflora (Climbing Pandanus, Flowering Pandanus, Family: Pandanaceae )
- Freycinetia funicularis (Flowering Pandanus, Climbing Pandanus, Family: Pandanaceae )
- Freycinetia insignis (Flowering Pandanus, Climbing Pandanus, Family: Pandanaceae )
- Freycinetia sp. (Flowering Pandanus, Family: Pandanaceae )
- Friesodielsia desmoides (Wedding cananga, Family: Annonaceae )
- Fritillaria sp. (Fritillaria, Family: Liliaceae )
- Fuchsia abrupta (Fuchsia)
- Fuchsia arborescens (Lilac Fuchsia, Family: Onagraceae )
- Fuchsia boliviana (Bolivian Fuchsia , Family: Onagraceae )
- Fuchsia fulgens (Fuchsia, Family: Onagraceae )
- Fuchsia magellanica (Hardy Fuchsia, Family: Onagraceae )
- Fuchsia microphylla (Fuchsia, Family: Onagraceae )
- Fuchsia regia (Climbing Fuchsia, Family: Onagraceae )
- Fuchsia sp. (Fuchsia, Family: Onagraceae )
- Fuchsia splendens, Fuchsia cordifolia (Fuchsia, Family: Onagraceae )
- Fuchsia x hybrida (Fuchsia Hybrid, Family: Onagraceae )
- Funastrum clausum, Sarcostemma clausum (White Milkweed-vine, Family: Apocynaceae )
- Funastrum elegans, Sarcostemma elegans (Climbing Milkweed, Family: Apocynaceae )
- Furcraea sp. (Furcraea, Family: Asparagaceae )
- Gagnepainia sp. (Gagnepainia, Family: Zingiberaceae )
- Gaillardia sp. (Blanket Flower, Family: Asteraceae )
- Galphimia gracillis, Galphimia gracilis, Galphimia glauca (Thriallis, Rain of Gold, Spray of Gold, Family: Malpighiaceae )
- Galpinia transvaalica (Wild Pride of India, Knoppieblaar, Family: Lythraceae )
- Garcinia atroviridis (Asam Gelugor, Gelugor, Family: Clusiaceae / Guttiferae )
- Garcinia gummi-gutta, Garcinia cambogia (Brindleberry, Brindall berry, Gambooge, Malabar Tamarind, Kudam Puli, Family: Clusiaceae / Guttiferae )
- Garcinia hombroniana (Seashore Mangosteen, Luli, Family: Clusiaceae / Guttiferae )
- Garcinia livingstonei (Imbe, Rheedia, Lowveld Mangosteen, Family: Clusiaceae / Guttiferae )
- Garcinia mangostana (Mangosteen, Family: Clusiaceae / Guttiferae )
- Garcinia megaphylla, Garcinia macrophylla, Rheedia macrophylla, Garcinia magnifolia, Rheedia magnifolia (Bacuru Pary, Bacuripari , Family: Clusiaceae / Guttiferae )
- Garcinia nervosa (Mountain Garcinia, Pear Mangosteen, Family: Clusiaceae / Guttiferae )
- Garcinia prainiana (Cherapu, Button Mangosteen, Family: Clusiaceae / Guttiferae )
- Garcinia schomburgkiana (Madan, Family: Clusiaceae / Guttiferae )
- Garcinia sp. (Garcinia, Family: Clusiaceae / Guttiferae )
- Garcinia spicata (Garcinia, Family: Clusiaceae / Guttiferae )
- Garcinia subelliptica (Happiness Tree, Common Garcinia, Family: Clusiaceae / Guttiferae )
- Garcinia xanthochymus, Garcinia tinctoria (Himalayan Garcinia, False mangosteen, Gamboge, Family: Clusiaceae / Guttiferae )
- Gardenia brighamii (Native Hawaiian Gardenia Nau, Family: Rubiaceae )
- Gardenia carinata, Gardenia coronaria (Golden Gardenia, Malaysian Tree Gardenia, Family: Rubiaceae )
- Gardenia cornuta, Gardenia ternifolia (Natal Gardenia, Horned Gardenia, Wilde-appel, Family: Rubiaceae )
- Gardenia erubescens, Gardenia triacantha var. parvilimbis (Golden Fruit Gardenia, Family: Rubiaceae )
- Gardenia Four Seasons (Gardenia Four Seasons, Family: Rubiaceae )
- Gardenia gjellerupii (Thai Gardenia, Family: Rubiaceae )
- Gardenia hydrophila, Kailarsenia hygrophila (Mok Luang, Candlestick plant, Family: Rubiaceae )
- Gardenia jabiluka (Gardenia, Family: Rubiaceae )
- Gardenia jasminoides, Gardenia augusta (Bush Gardenia, Cape Jasmine, Bunga Cina, Family: Rubiaceae )
- Gardenia mutabilis (Golden Gardenia, Family: Rubiaceae )
- Gardenia nitida, Gardenia posoqueria (Gardenia, Family: Rubiaceae )
- Gardenia radburgii ( ? ) (Gardenia, Family: Rubiaceae )
- Gardenia radicans, Gardenia prostrata (Dwarf Gardenia Radicans, Family: Rubiaceae )
- Gardenia resiniflua (Gummy gardenia, Family: Rubiaceae )
- Gardenia scabrella (Star Flower, Family: Rubiaceae )
- Gardenia sootepensis (Golden Gardenia, Family: Rubiaceae )
- Gardenia sp. (Gardenia, Family: Rubiaceae )
- Gardenia sp. (Gardenia Ululani, Ulu-Lani, Family: Rubiaceae )
- Gardenia sp. variegata (Variegated gardenia, Family: Rubiaceae )
- Gardenia taitensis Heaven Scent (Tahiti Gardenia, Family: Rubiaceae )
- Gardenia taitensis Nana (Dwarf Tahitian Gardenia, Family: Rubiaceae )
- Gardenia taitensis Tiare Tahiti (Tahiti Gardenia, Star of Tahiti, Family: Rubiaceae )
- Gardenia thunbergia, Gardenia verticillata, Gardenia speciosa (White Gardenia, Forest Gardenia, Wild Gardenia, Family: Rubiaceae )
- Gardenia tubifera Kula, Gardenia pfordii (Golden Gardenia, Kedah Gardenia, Family: Rubiaceae )
- Gardenia vanuatuensis (Vanuatu Gardenia, Family: Rubiaceae )
- Gardenia vietnamensis, Kailarsenia vietnamensis (Vietnamese Gardenia, Family: Rubiaceae )
- Gardenia volkensii (Transvaal Gardenia, Bushveld Gardenia, Family: Rubiaceae )
- Gardenia x duruma (White Gem, Buttons Gardenia, Family: Rubiaceae )
- Gasteranthus sp. (Gasteranthus, Family: Gesneriaceae )
- Gastonia mauritiana (Bois Boeuf, Bois d'Eponge, Family: Araliaceae )
- Gastrochilus obliquus, Vanda obliqua (Slanting Gastrochilus , Family: Orchidaceae )
- Gastrococos crispa, Acrocomia armentalis, Acrocomia crispa (Cuban Belly Palm, Corojo Palm, Acrocomia, Family: Arecaceae / Palmae )
- Gaultheria myrsinoides, Pernettya prostrata, Gaultheria prostrata (Cacalote, Family: Ericaceae )
- Gaultheria procumbens (Eastern Teaberry, Checkerberry, Boxberry, American Wintergreen, Family: Ericaceae )
- Gaussia maya, Opsiandra maya (Maya Palm, Family: Arecaceae / Palmae )
- Gazania sp. (Gazania, Family: Asteraceae )
- Gelsemium sempervirens (Yellow Jessamine, Carolina Jasmine, Trumpet Flower, Family: Loganiaceae )
- Genipa americana (Genipa, Huito, Marmelade Box, Family: Rubiaceae )
- Genipa clusiifolia (Seven Year Apple, Family: Rubiaceae )
- Genista canariensis, Cytisus canariensis (Canary Broom, Family: Fabaceae )
- Genista hispanica (Spanish Broom, Spanish Gorse, Family: Fabaceae )
- Genista januensis (Spanish Gorse, Family: Fabaceae )
- Gentiana sp. (Gentian, Family: Gentianaceae )
- Geoffroea decorticans (Chilean Palo Verde, Chanar, Kumbaru, Family: Fabaceae )
- Geogenanthus ciliatus (Family: Commelinaceae )
- Geogenanthus poeppigii, Geogenanthus undatus (Seersucker Plant, Family: Commelinaceae )
- Geranium maderense (Madeiran Cranesbill, Family: Geraniaceae )
- Gerrardanthus lobatus (Blob Plant, Family: Cucurbitaceae )
- Gerrardanthus macrorhiza (Bigfoot, Family: Cucurbitaceae )
- Gesneria ventricosa (Gesneria, Family: Gesneriaceae )
- Geum sp. (Avens, Family: Rosaceae )
- Gigantochloa sp. (Giant Bamboo, Family: Poaceae )
- Gigasiphon macrosiphon, Bauhinia macrosiphon, Bauhinia ampla (Gigasiphon, Family: Fabaceae )
- Ginkgo biloba (Fossil tree, Maidenhair tree, Japanese silver apricot, Family: Ginkgoaceae )
- Ginoria sp. (Ginoria, Family: Lythraceae )
- Gleditsia triacanthos (Honey Locust, Honeylocust, Family: Fabaceae )
- Gliricidia maculata, Gliricidia sepium (Gliricidia, Madre de Cacao, Madura, Family: Fabaceae )
- Globba schomburgkii (Dancing Girl Ginger, Family: Zingiberaceae )
- Globba sp. (Globba, Family: Zingiberaceae )
- Globba winitii (Dancing Girl, Dancing Ladies Ginger, Family: Zingiberaceae )
- Globularia bisnagarica, Globularia punctata (Common Ball Flower, Family: Plantaginaceae )
- Globularia x indubia (Globe Daisy, Family: Plantaginaceae )
- Glochidion lutescens (Pin Flower Tree, Family: Phyllanthaceae )
- Glochidion macrocarpum, Phyllanthus macrocarpus (Glochidion, Family: Phyllanthaceae )
- Glochidion obscurum (Dulang-Dulang, Family: Phyllanthaceae )
- Glochidion sumatranum (Cheesetree, Pin Flower Tree, Sumatran Buttonwood, Umbrella Cheesetree, Family: Phyllanthaceae )
- Glochidion zollingeri (Glochidion, Family: Phyllanthaceae )
- Gloriosa sp. (Glory Lily, Climbing Lily, Flame Lily, Family: Colchicaceae )
- Gloriosa superba (Glory Lily, Climbing Lily, Flame Lily, Family: Colchicaceae )
- Glossoloma ichthyoderma, Alloplectus ichthyoderma (Glossoloma, Family: Gesneriaceae )
- Glossoloma purpureum, Alloplectus purpureus (Glossoloma, Family: Gesneriaceae )
- Glossoloma tetragonoides, Alloplectus tetragonoides (Glossoloma, Family: Gesneriaceae )
- Glottiphyllum sp. (Tongue Plant, Family: Aizoaceae )
- Gloxinella lindeniana, Gloxinia lindeniana, Kohleria lindeniana (Gloxinella, Family: Gesneriaceae )
- Gloxinia perennis (Canterbury Bells, Family: Gesneriaceae )
- Glycosmis pentaphylla, Limonia pentaphylla (Ash sheora, Orangeberry, Rum Berry, Gin Berry, Family: Rutaceae )
- Glycyrrhiza sp. (Licorice, Liquorice, Family: Fabaceae )
- Gmelina arborea (Gamhar, Family: Lamiaceae )
- Gmelina elliptica, Gmelina villosa (Bulangan , Family: Lamiaceae )
- Gmelina macrophylla, Ephialis simplicifolia, Gmelina dalrympleana, Vitex dalrympleana, Vitex macrophylla (Grey Teak, Family: Lamiaceae )
- Gmelina philippensis (Hedgehog, Parrot's Beak, Ching-chai, Family: Lamiaceae )
- Gmelina sp. (Gmelina, Family: Lamiaceae )
- Gnetum africanum (African Jointfir, Family: Gnetaceae )
- Gnetum gnemon (Melindjo, Family: Gnetaceae )
- Goeppertia insignis, Calathea lancifolia, Calathea insignis (Rattlesnake Plant, Family: Marantaceae )
- Goeppertia veitchiana, Calathea veitchiana (Prayer Plant, Family: Marantaceae )
- Goeppertia zebrina, Calathea zebrina (Calathea, Family: Marantaceae )
- Goetzea elegans (Beautiful Goetzea, Mata Buey, Family: Solanaceae )
- Gomphocarpus physocarpus, Asclepias physocarpa (Baloonplant, Cotton Bush, Swan Plant, Balloon Plant, Family Jewels Milkweed Tree, Family: Apocynaceae )
- Gomphrena canescens (Pink Billy Buttons, Family: Amaranthaceae )
- Gomphrena decumbens (Airy Bachelor Buttons, Family: Amaranthaceae )
- Gomphrena sp. (Globe amaranth, Bachelor's buttons, Family: Amaranthaceae )
- Gonatopus boivinii (Giraffe's Knees, Family: Araceae )
- Gongora sp. (Family: Orchidaceae )
- Gonialoe variegata, Aloe variegata (Tiger Aloe, Partridge-breasted Aloe, Family: Asphodelaceae )
- Gonioma kamassi (Kamassi, Igala-gala, Family: Apocynaceae )
- Goniothalamus sp. (Goniothalamus, Family: Annonaceae )
- Gonzalagunia hirsuta (Mata-de-mariposa, Rabo de raton, Family: Rubiaceae )
- Gonzalagunia sp. (Mata-de-mariposa, Rabo de raton, Family: Rubiaceae )
- Goodenia decursiva (Goodenia, Family: Goodeniaceae )
- Goodia lotifolia (Golden Tip, Clover Bush, Yellow Pea, Family: Fabaceae )
- Gordonia lasianthus (Loblolly Bay, Family: Theaceae )
- Gorteria diffusa (Beetle Daisy, Family: Asteraceae )
- Gossypium arboreum (Tree Cotton, Family: Malvaceae )
- Gossypium barbadense, Gossypium peruvianum (Pima cotton, Family: Malvaceae )
- Gossypium herbaceum (Cotton, Levant Cotton, Family: Malvaceae )
- Gossypium hirsutum, Gossypium mexicanum (Upland Cotton, Mexican Cotton, Family: Malvaceae )
- Gossypium sturtianum (Sturt's Desert Rose, Family: Malvaceae )
- Grammatophyllum scriptum, Epidendrum scriptum (Grammatophyllum, Family: Orchidaceae )
- Grammatophyllum speciosum (Giant Orchid, Tiger Orchid, Sugar Cane Orchid, Family: Orchidaceae )
- Graptopetalum sp. (Graptopetalum, Family: Crassulaceae )
- Graptophyllum excelsum (Scarlet Fuchsia, Prickly Fuchsia, Family: Acanthaceae )
- Graptophyllum pictum, Justicia picta, Graptophyllum hortense (Caricature Plant, Family: Acanthaceae )
- Grevillea banksii (Red Silky Oak, Kahili Flower, Family: Proteaceae )
- Grevillea Bronze Rambler (Bronze Rambler, Family: Proteaceae )
- Grevillea Canberra Gem (Canberra Gem, Family: Proteaceae )
- Grevillea curviloba (Grevillea, Family: Proteaceae )
- Grevillea johnsonii (Grevillea, Family: Proteaceae )
- Grevillea lanigera Mt Tamboritha (Dwarf Grevillea, Family: Proteaceae )
- Grevillea parallela (Silver Oak, White Grevillea, Family: Proteaceae )
- Grevillea Robin Gordon (Robin Gordon Grevillea, Family: Proteaceae )
- Grevillea robusta (Silky Oak, Family: Proteaceae )
- Grevillea sp. (Grevillea, Family: Proteaceae )
- Grewia asiatica, Grewia subinaequalis (Phalsa, Falsa, Sherbet Berry, Family: Malvaceae )
- Grewia bicolor (White Raisin, Family: Malvaceae )
- Grewia flavescens (Sandpaper Raisin, Family: Malvaceae )
- Grewia lasiocarpa (Elepants Ear Grewia, Forest Raisin, Shaggy Raisin, Family: Malvaceae )
- Grewia occidentalis (Lavender Star Flower, Family: Malvaceae )
- Grewia robusta (Raisin Bush, Family: Malvaceae )
- Grewia sp. (Raisin Bush, Family: Malvaceae )
- Grewia vernicosa (Raisin Bush, Family: Malvaceae )
- Grewia villosa (Mallow Raisin, Family: Malvaceae )
- Greyia sp. (Natal bottlebrush, Family: Greyiaceae )
- Grias neuberthii (Piton Tree, Wild Mango, Sanchamangue, Family: Lecythidaceae )
- Griselinia sp. (New Zealand Privet, Broadleaf, Puka, Family: Cornaceae )
- Guaiacum officinale (Lignum Vitae, Guajacum, Guaiac, Family: Zygophyllaceae )
- Guaiacum sanctum (Lignum Vitae, Tree of Life, Gaiac tree, Family: Zygophyllaceae )
- Guaiacum sp. (Lignum Vitae, Guajacum, Guaiac, Family: Zygophyllaceae )
- Guarianthe sp. (Guarianthe, Family: Orchidaceae )
- Guazuma ulmifolia (West Indian Elm, Bay Cedar, Family: Malvaceae )
- Guettarda krugii (Frogwood, Family: Rubiaceae )
- Guettarda scabra (Rough-leaf velvetseed, Family: Rubiaceae )
- Guettarda speciosa (Beach Gardenia, Zebra Wood, Family: Rubiaceae )
- Guettarda uruguensis (Palo Cruz, Uruguay Jasmine, Family: Rubiaceae )
- Gunnera manicata (Giant Rhubarb, Giant Gunnera, Mammutblatt, Dinosaur Food Plant, Family: Gunneraceae )
- Gunnera tinctoria, Gunnera chilensis (Chilean Rhubarb, Giant Rhubarb, Family: Gunneraceae )
- Gurania sp. (Jungle Cucumber, Family: Cucurbitaceae )
- Gustavia augusta (Membrillo, Paco, Pacora, Choco, Sachamango, Heaven Lotus, Family: Lecythidaceae )
- Gustavia gracillima (Heaven Lotus, Narrow-Leaved Gustavia, Family: Lecythidaceae )
- Gustavia monocaulis (Gustavia, Family: Lecythidaceae )
- Gustavia superba (Heaven Lotus, Membrillo, Family: Lecythidaceae )
- Guzmania sp. (Bromeliad, Family: Bromeliaceae )
- Gymnocalycium sp. (Chin Cactus, Family: Cactaceae )
- Gymnocoronis spilanthoides (Senegal tea, Family: Asteraceae )
- Gymnosporia heterophylla, Maytenus heterophylla (Common Spike Thorn, Family: Celastraceae )
- Gymnostachyum ceylanicum, Cryptophragmium ceylanicum (Gymnostachyum, Family: Acanthaceae )
- Gynura aurantiaca (Purple Passion, Family: Asteraceae )
- Gynura crepioides (Okinawa Spinach, Purple Spinach, Family: Asteraceae )
- Gynura procumbens (Alakaline Herb, Sambung Nyawa, Longevity Spinach, Family: Asteraceae )
- Gyrocarpus jacquini, Gyrocarpus americanus (Propellerbaum, Whirly Whirly Tree Burl, Stinkwood, Helicopter Tree, Shitwood, Family: Hernandiaceae )
- Habenaria repens, Orchis repens, Platanthera repens (Water-spider Bog Orchid, Floating Orchid, Family: Orchidaceae )
- Haemanthus albiflos (Paint Brush, Family: Amaryllidaceae )
- Haematoxylum campechianum (Bloodwood Tree, Campeche, Logwood, Family: Fabaceae )
- Hakea bucculenta (Red Pokers, Family: Proteaceae )
- Hakea laurina (Pin-cushion Hakea, Family: Proteaceae )
- Hakea multilineata (Grass-leaved Hakea, Family: Proteaceae )
- Hakea orthorrhyncha (Bird Beak Hakea, Family: Proteaceae )
- Hakea sericea (Silky Hakea, Family: Proteaceae )
- Hakea tephrosperma (Hooked Needlewood, Small-fruit Hakea, Family: Proteaceae )
- Hakea verrucosa (Warty-fruited Hakea , Family: Proteaceae )
- Halesia carolina (Carolina Silverbell, Snowdrop Tree, Family: Styracaceae )
- Halimodendron halodendron (Common Salttree, Family: Fabaceae )
- Halleria lucida (Tree Fuchsia , Family: Scrophulariaceae )
- Hamamelis mollis (Chinese Witch Hazel, Family: Hamamelidaceae )
- Hamamelis virginiana (American Witch-Hazel, Family: Hamamelidaceae )
- Hamelia axillaris (Balsamillo, Guayabo Negro , Family: Rubiaceae )
- Hamelia cuprea (Bahama Firebush, Family: Rubiaceae )
- Hamelia patens (Fire Bush, Firecracker Plant, Family: Rubiaceae )
- Handroanthus chrysotrichus, Tabebuia chrysotricha, Tabebuia chrysantha (Dwarf Golden Tabebuia, Family: Bignoniaceae )
- Hardenbergia sp. (Coral Pea, Family: Fabaceae )
- Hardwickia binata (Anjan, Family: Fabaceae )
- Harpagophytum leptocarpum, Uncarina leptocarpa (Uncarina, Family: Pedaliaceae )
- Harpephyllum caffrum (Wild Plum, Family: Anacardiaceae )
- Harpullia arborea, Harpullia pendula (Tulipwood, Tulip Lance Wood, Black Tulip (wood), Dolls Eyes, Mogum-mogum, Family: Sapindaceae )
- Harpullia ramiflora (Claudie Tulipwood, Tulipwood, Cape York Tulipwood, Family: Sapindaceae )
- Hatiora gaertneri, Rhipsalidopsis gaertneri, Schlumbergera gaertneri (Easter Cactus , Family: Cactaceae )
- Hatiora salicornioides, Hatiora bambusoides, Hariota villigera, Hariota salicornioides, Rhipsalis salicornioides (Drunkards Dream, Spice Cactus, Cactus Pencil, Family: Cactaceae )
- Hebe sp. (Veronica, Family: Plantaginaceae )
- Hechtia sp. (False Agave, Family: Bromeliaceae )
- Hedera sp. (Ivy, Family: Araliaceae )
- Hedychium 'Elizabeth' (Elizabeth Ginger Lily, Family: Zingiberaceae )
- Hedychium coccineum (Himalayan Ginger Lily, Orange Bottlebrush Ginger, Red Butterfly Ginger , Family: Zingiberaceae )
- Hedychium coronarium (White Ginger, Butterfly Ginger Lily, Family: Zingiberaceae )
- Hedychium flavum (Yellow Butterfly Ginger, Nardo Ginger Lily, Family: Zingiberaceae )
- Hedychium gardnerianum (Indian Ginger, Kahili Ginger, Kahila garland-lily, Family: Zingiberaceae )
- Hedychium longicornutum (Perched Gingerwort, Family: Zingiberaceae )
- Hedychium sp. (Ginger Lily, Family: Zingiberaceae )
- Heisteria acuminata, Heisteria pallida (Sombrerito, Family: Olacaceae )
- Helenium sp. (Sneezeweed, Family: Asteraceae )
- Heliamphora nutans (Marsh Pitcher Plant, Nodding Sun Pitcher, Family: Sarraceniaceae )
- Heliamphora parva (Marsh Pitcher Plant, Family: Sarraceniaceae )
- Helianthus annuus (Sunflower, Family: Asteraceae )
- Helianthus debilis (Beach Sunflower, Dune Sunflower, Family: Asteraceae )
- Helianthus maximiliani (Maximilian Sunflower, Family: Asteraceae )
- Helichrysum sp. (Strawflower, Immortelle, Helichrysum, Family: Asteraceae )
- Helicia petiolaris (Helicia, Family: Proteaceae )
- Heliconia angusta (Christmas Heliconia, Family: Heliconiaceae )
- Heliconia angusta Christmas Holiday, Heliconia vaginalis (Christmas Holiday, Family: Heliconiaceae )
- Heliconia aurantiaca (Golden Dwarf Heliconia, Yellow Heliconia, Family: Heliconiaceae )
- Heliconia bihai, Bihai bihai, Heliconia humilis (Macaw Flower, Family: Heliconiaceae )
- Heliconia caribaea (Lobster Claw, Parrot Beak, Family: Heliconiaceae )
- Heliconia collinsiana, Bihai collinsiana (Hanging Heliconia, Platanillo, Family: Heliconiaceae )
- Heliconia hirsuta (Heliconia Costa Flores, Family: Heliconiaceae )
- Heliconia latispatha (Expanded Lobsterclaw, Family: Heliconiaceae )
- Heliconia orthotricha (Heliconia, Lobster claw, Family: Heliconiaceae )
- Heliconia psittacorum, Bihai psittacorum (Parrot's heliconia, Heliconia, Parakeet Flower, Family: Heliconiaceae )
- Heliconia rostrata, Bihai rostrata (Lobster Claw, Parrot's beak, Family: Heliconiaceae )
- Heliconia sp. (Heliconia, Lobster Claw, Family: Heliconiaceae )
- Heliconia stricta (Dwarf Jamaica Heliconia, Firebird, Family: Heliconiaceae )
- Heliconia vellerigera (Heliconia, Family: Heliconiaceae )
- Heliconia x rauliniana (Heliconia Paradise, Family: Heliconiaceae )
- Helicteres guazumifolia (Helicteres, Family: Malvaceae )
- Helicteres isora (Maror-phali, Family: Malvaceae )
- Helicteres jamaicensis (Cork screw, Cowbush, Jamaica Screw Tree,Salz-Bush, Cow Bush, Blind-eye Bush , Family: Malvaceae )
- Heliophila juncea, Brachycarpaea juncea (Wild Stock, Bergviool, Family: Brassicaceae )
- Heliotropium peruviana Alba, Heliotropium arborescens (White Turnsole, Family: Boraginaceae )
- Heliotropium peruviana, Heliotropium arborescens (Turnsole, Cherry Pie, Family: Boraginaceae )
- Heliotropium sp. (Turnsole, Heliotrope, Family: Boraginaceae )
- Hemerocallis sp. (Daylily, Family: Xanthorrhoeaceae )
- Hemigraphis alternata, Hemigraphis colorata (Red Ivy, Red Flame Ivy, Waffle plant, Family: Acanthaceae )
- Hemigraphis sp. (Waffle Plant, Dragon Tongue , Family: Acanthaceae )
- Hemionitis arifolia, Asplenium arifolia, Hemionitis cordifolia (Heart Fern , Family: Hemionitidaceae )
- Hemionitis palmata (Starfern, Family: Hemionitidaceae )
- Hemionitis sp. (Hemionitis, Family: Hemionitidaceae )
- Hemiorchis burmanica (Hemiorchis , Family: Zingiberaceae )
- Henckelia moonii, Chirita moonii (Blue bell, Moonlight, Family: Gesneriaceae )
- Heptacodium miconioides, Heptacodium jasminoides (Seven Sons plant, Family: Caprifoliaceae )
- Herissantia crispa, Abutilon crispum (Bladdermallow, Curly Abutilon, Family: Malvaceae )
- Heritiera littoralis (Dungun, Looking-glass Mangrove, Family: Malvaceae )
- Hermannia vert