446 



INDEX. 



Tonestus, 345 

 Toutcrca, 234 

 Torcnscudia, 349 

 Toxicoscordion, ~-j 

 Trachyphytum, 236 

 Tradcscantia, 75 

 Tragia, 222 

 Tragopogon, 403 

 Trailing Savin, 10 

 Tribiilus, 220 

 Trichachne, 21 

 Tridcns, 38 



Trifoil, Birdsfoot, 202 

 Trifoil, Marsh, 268 

 Trifolie.h, 195 

 Trifolium, 200 

 Triglochin, 14 

 Trilliace^, 86 

 Trillium, 86 

 Trillium Family, 86 

 Triodia, 37, 38 

 Triplasis, 37 

 Trisctnm, 33, 34 

 Trollius, 135 



Troximon, 406, 408, 409 

 Tufted Loosestrife, 263 

 Turkey Pea, 254 

 Turnips, 160 

 Tiirritis, 157 

 Twayblade, 89 

 Twin-flower, 323 

 Twisted-stalk, 84 • 

 Typha, 1 1 

 Typhace^, II 



Ulmace^, 100 

 Umbellales, 249 

 Umbrella-wort, 123 

 Unamia, 351 

 Unicorn-plant, 320 

 Unicorn-plant Family, 320 

 Urtica, 99 



URTICACEvE, 99 



Urticales, 99 

 Utricularia, 319 



Vaccaria, 134 

 Vacciniace^, 260 

 Vaccinium, 260 

 Vagnera, 84 

 Valerian, 326 

 Valeriana, 326 

 Valerianace^, 326 

 Valerianales, 326 

 Valerian Family, 326 

 Vanilla Grass, 23 

 Vase-vine, 141 

 Velvet-leaf, 231 

 Venus' Looking-glass, 326 

 Venus' Slipper (Cytherea) 



Ve rat rum, 76 

 Verbascum, 305 

 Verbena, 294 

 Verbenace^, 294 

 Verbesina, 374 



VERNONIEyE, 335 



Vernonia, 335 



Veronica, 312 



Vervain, 294 



Vervain Family, 294 



Vesicaria, 155 



Vetch, 216 



Vetchling, 217 



Viburnum, 323 



Vicia, 216 



V1CIC.E, 196 



Vilfa, 27 



Viola, 2 2,2 



Violace^, 232 



Violet, 232 



Violet, Dog-tooth, 83 



Violet, Nodding, 234 



Violet Family, 232 



Violet Wood-sorrel, 220 



Viorna, 141 



Virginia Creeper, 228 



Virgin's Bower, 141 



Virgin's Bower, Purple, 141 



VlTACE^, 228 



Vitis, 228 



Wake-robin, 86 



Water Ash, 221 



Water-cress, 155 



Water-crowfoot, White, 142 



Water Hemlock, 252 



Water Hemp, 121 



Water Hoarhound, 299 



Water-leaf, 282 



Water-leaf Family, 281 



Water Lily, Yellow, 147 



Water-lily Family, 147 



Water Milfoil, 249 



Water Milfoil Family, 248 



Water Parsnip, 254 



Water Parsnip. Cut-leaved, 253 



Water-plantain, 14 



Water-plantain Family, 14 



Water Spring Beauty, 126 



Water Starwort, 225 



Water Starwort Family, 225 



Water-weed, 15 



Water-wort, 231 



Water-wort Family, 231 



Water Whorl-grass, 39 



Washingtonia, 251 



Wedelia, 124 



Wheat-grass, 52 



White Evening Primrose, 244 



White Fir, 9 



