Plants

Tangelo

Tangelo — citrus hybrid fruit

Tangor

Tangor — the tangerine × sweet orange hybrid

Taro

Taro (Colocasia esculenta): staple root crop and leaf vegetable

Taro is a tropical plant grown for its starchy corms and edible leaves. An early cultivated crop in Oceania and beyond, it is a dietary staple, used in many traditional dishes afte

Tarragon

Tasmannia

Tasmannia (Tasmanian pepper): evergreen shrubs and spice plants

Tayberry

Teak

Teasel

Teasel (Dipsacus): description, ecology, uses and management

Tecophilaea

Tecophilaea — the Chilean blue crocus genus

Tecophilaeaceae

Tecophilaeaceae: a small family of cormous flowering plants

Teosinte

Tetragonia tetragonoides

Tetragonia tetragonoides — New Zealand spinach

Thai basil

Theobroma

Thistle

Thistle: prickly flowering plants in the daisy family

Thorns, spines and prickles

Thorns, spines and prickles: plant sharp structures and their roles

Threshing

Threshing: separating cereal grain from chaff — methods, history, and uses

Thunbergia

Thunbergia: tropical vines and flowering ornamentals

Thyme

Thyme (Thymus): description, uses, cultivation and varieties

Thymelaeaceae

Thymelaeaceae — the mezereum family of flowering plants

Tilia

Tilia nasczokinii

Tilia nasczokinii (Nasczokin's linden) — a rare Siberian linden species

Titan arum

Titan arum (Amorphophallus titanum)

Tobacco

Tobacco is a prepared plant product from Nicotiana leaves used historically and today for smoking, chewing, and nicotine extraction; its cultivation, processing, health effects and

Tonka bean

Tonka bean (Dipteryx odorata): description, uses and regulation

Touch-me-not

Touch‑me‑not (plants)

Tracheid

Translocation (botany)

Translocation (botany): movement of organic compounds and ions in vascular plants

Transpiration

Transpiration: how plants lose and move water

Tree

Tree: structure, function, and importance

Tree fern

Tree line

Trichome

Trichome: Plant Surface Hairs — Types, Structure, and Biological Roles

Trifolium pratense

Trifolium pratense (Red Clover): biology, habitat and uses

Triodia

Triphyophyllum

Triphyophyllum — the three-leaved carnivorous liana (Triphyophyllum peltatum)

Tropaeolum

Trunk (botany)

Trunk (botany): structure, function, and importance of a tree's main stem

Tuber

Tuber (plant organ): storage stems and related structures

A tuber is a thickened plant organ—most often an underground stem—used to store nutrients and bear buds for vegetative reproduction; common examples include the potato and some aer

Tulip

Tulip (Tulipa): overview, description, history and cultivation

Tulipa clusiana

Tulipa clusiana (lady tulip) — description, habitat and cultivation

Tulipa gesneriana

Tulipa sylvestris

Tulipa sylvestris (wild tulip)

Tumbleweed

Tumbleweed: wind-driven seed and spore dispersal in arid landscapes

Tutsan

Tutsan (Hypericum androsaemum) — shrubby St John’s-wort

Tutu (plant)

Tutu (Coriaria): New Zealand shrubs and their poisonous honey risk

Twig

Twig: small woody branch — structure, identification, uses, and significance

Typha

Typha (cattails, bulrushes): wetland plants, description, uses, and ecology