Acanthocereus tetragonus, Acanthocereus pentagonus

Acanthocereus tetragonus is a tall, columnar cactus that reaches a height of 2-7 m. Flowers are open from midnight until dawn, attracting hummingbird moths.

Acanthocereus tetragonus 'Fairy Castles' is a dwarf, columnar, branching, slow growing cactus. The Fairy Castles Cactus is the colorful name by which the plant is marketed and refers to the numerous vertical stems of different heights that resemble spires and turrets.

Acanthostachys strobilacea

Epiphytic plant with long pendant, very narrow, succulent and channeled leaves deep green with gray scurf and spiny; inflorescence on reed like stems bearing red cone like fruit. A clumping plant that's great for a hanging basket. Drought-tolerant; suitable for xeriscaping.

Acanthus ilicifolius

It is a semi-woody, sprawling shrub sometimes up to 3 m tall. Its stems are shiny green with speckles, and a pair of spines at the leaf's angles.

It grows in mangrove forest, pure freshwater or waterlogged areas, and on dry land.

Acanthus sp.

Acanthus montanus, also known as African mountain acanthus, False Thistle, Bear's breech, Mountain Thistle, and Alligator Plant, is a thinly branched unusual perennial with interesting foliage, basal clusters of oblong to lance-shaped glossy, dark green leaves reaching up to 12 inches long. The leaves have silver marks and wavy margins. It produces showy pink flowers in the summer to fall. It is said it is cold hardy to zone 9. The plant looks better in filtered light.

Several species, especially A. balcanicus, A. spinosus and A. mollis, are grown as ornamental plants.

Aegle marmelos

This plant is a medium sized tree that grows up to 40ft.This plant is known to posses some medicinal properties. All parts of this tree including, the roots, leaves, trunk, fruits, and seeds, are used for curing one human ailment, or another. The fruits are usually eaten by people.They taste like marmalade, and smell like roses. They are also used in the preparation of many medicines in villages. These protein-rich fruits are also used in making some very good drinks. They can also make a wonderful jam. The plant easily withstands long periods of drought, which are needed for better fruit yields. It grows in most soil and climate types, and requires little care when established.