Tipularia "3 



Tissa 92 



Tofleldia 62 



Tragopogar 175 



Trladenum 131 



Blodus ISO 



Trlchocolea 24 



Trichostema 156 



TrichOBtomum 21 



Trientalis 148 



TrlfoUum 116 



Triglochln 31 



Trillium 6« 



TrioBteum 171 



Tsuga 26 



Tussilago 191 



Typhacese 27 



Typha 27 



Ulmaceae 80 



Ulmus 80 



Ulota 21 



Umbelllferse 13S 



Unlfollum 65 



Smilacena 65 



Urticacese 81 



Urtlca 81 



Utricastrum 81 



Utricularla 167 



Uvularia 68 



Vaccaria 90 



Saponaria 90 



Vacciniaceae 145 



Vaccinium 146 



Vagnera 65 



Smilacena 66 



Valerlnacese 172 



Valeriana 172 



Valerianella 17J 



Vallsnerlacea S2 



Valisneria 32 



Veratrum 62 



Verbascum 18S 



Verbenacese 156 



Verbena 166 



Verbesina 188 



Actinomeris 188 



Vernonia 178 



Veronica 165 



Viburnum 170 



Vlcla lao 



Vlnca 150 



Vincetoxicuin 161 



See Cynanchum 161 



Violaceae 1$2 



Viola 132 



Vitaceae 128 



Vitis 128 



Waldsteinia Ill 



Washlngtonla 140 



Osmorrhica 140 



Weissia 21 



Wolfla 5» 



Woodeia 9 



Woodwardla 12 



Xanthium 178 



Xanthoxylum 122 



Xyridacese 59 



Xyris 59 



Zannichella SO 



Zizania 34 



Zizla 141 



Zisia 140 



See Pimpinella 140 



XygadenuB 62 



