Tolumnia sp.

Previously known as the "equitant Oncidiums," the species were segregated from the mega-genus Oncidium.

Tricyrtis formosana, Compsoa formosana

Tricyrtis hirta

Tricyrtis in general are autumn flowering plants whose very exotic starry or bell-shaped flowers are borne on attractive arching stems. Preferring a sheltered semi-shaded site with adequate moisture they make ideal subjects for the woodland garden. Propagation: By dividing rhizomes, tubers, corms or bulbs (including offsets); from seed.

Trillium sp.

Trilliums grow best under deciduous shade in a soil that is humus rich and doesn't dry out completely until midsummer.

Tulipa sp.

Tulips are indigenous to mountainous areas with temperate climates and need a period of cool dormancy, known as vernalization. They thrive in climates with long, cool springs and dry summers.