270 



Index 



Page 



Family ....126 



Lance-leaved 127 



Small-leaved 126 



Three-leaved 127 



Winged 126 



Summer Grape 132 



Sunflower 231 



Sunbonnet Babies 243 



Svida 151 



Sweet Buckeye 129 



Sweet Clover 101 



Syringa, Wild 90 



T 



Talinum 76 



Tall Flax 113 



Tallow Weed 237 



Tansy Mustard 88 



Taraxacum 216 



"Tasajillo" .143 



"Tejocote" . . 91 



"Ten verguenza" 95, 96 



"Teposan" . , 229, 230 



Tetragonotheca 228 



Tetraneuris 237 



Teucrium 181 



Texas Blue-bonnet 100 



Texas Buckeye . 130 



Texas Buckthorn 131 



Texas Milkweed 162 



Texas Star 161, 162, 227 



Texas Virgin's Bower 79 



Texas Virginia Creeper 133 



Thamnosma 117 



Thelesperma 235 



Thistle 242 



Thistle Family 214 



Thornless Acacia 93 



Thoroughwort 215 



Three-leaved Sumac 127 



Three-seeded Mercury 121 



Thryallis 117 



Thrysanthema 243 



Thymophylla 239 



Tickseed 233 



Tickweed 232 



Tick-trefoil 107 



"Trebol" 101 



Tickseed 233, 234 



Tickweed 232 



Tillandsia 61 



Page 



Tinantia 59 



Tiny Tim 239 



Tithymalus 125 



Toad Flax . .190 



Tradescantia 59 



Tragia 122 



Trailing Fire 169 



Tread Softly . . 123 



'Trebol" .. . 101 



Tribulus 114 



"Trompillo" 172 



Twisted-leaved Yucca 64 



Twisted-rib Cactus . ........ 144 



Twin-flower . . .. 184 



Two-leaved Senna . 97 



Typha 58 



Thyphaceae 58 



u 



Umbrella-wort 74 



Ungnadia 130 



Unicorn Plant .195 



Unicorn Plant Family 195 



Urtica 70 



Urticaceae 70 



V 



Vachellia 94 



Valerianaceae 201 



Valerian Family 201 



"Valerianeja" 201 



Valerianella 201 



Velvet Leaf 134 



Velvet-leaf Gaura 150 



Velvet-leaved Senna 97 



Venus' Looking-glass 203 



Verbascum 190 



Verbena 177, 178 



Verbenaceae 177 



Verbesina . . .232 



Vernonia .214 



Veronica 192 



Vervain 178 



Vervain Family 177 



Vetch 110 



Vetchling 110 



Viburnum 200 



Vicia 110 



Viguiera 230 



Vincetoxicum 164 



Viola 139, 140 



