Tamarack [Larix Laricina]
Taxodium distichum [Bald Cypress]
Taxus baccata [English Yew]
Teak, Common [Tectona grandis]
Tectona grandis [Teak, Common]
Themeda triandra [Kangaroo Grass]
Terminalia arjuna [Terminalia]
Terminalia chebula [Myrobalan]
Thale Cress [Arabidopsis thaliana]
Thinouia tomocarpa Standley
Thistle, Canadian [Cirsium arvense]
Thrift Seapink Needlegrass [Armeria maritima]
Thurber Needlegrass [Stipa thurberiana]
Thyme, Water [Hydrilla verticillata]
Tidytips, Coastal [Layia platyglossa]
Timothy [Phleum pratense]
Tobacco, Cultivated [Nicotiana tabacum]
Tobacco, Tex-Mex [Nicotiana plumbaginifolia]
Tomato, Garden [Lycopersicon esculentum]