394 
Tobacco 346 
Tomato 336 
Torminaria 106 
Tornillo 135 
Toxicodendron 188 
Trachelospermum 
325 
Trailing arbutus 209 
Trailing azalea 277 
Trailing begonia 223. 
Tree of Heaven 170 
Triphasia 167 
Tripterygium 200 
Tristania 256 
Trumpet creeper 339 
Tsuga 43 
Tuckermannia 179 
Tulip tree 62 
Tupelo 265 
Turquoise berry 222 
Twinflower 355 
Ulex 149 | 
Ulmus 38, 11, 41 
Ungnadia 210 
INDEX 
Vaccinium 295, 278, 
285 
Vella 73 
Viburnum 349, 91, 
203 
Vinca 252 
Virginia creeper 222, 
225 
Virgin’s bower 52 
Vitex 333,.321 
Vitis 224, 223 
Vitis Idaea 295 
Waahoo 196 
Wafer ash 164 - 
Walnut 16 
Washington thorn 
191 
Wax myrtle 13 
Weigelia 348 
‘West Indian birch 
pa 
Wheat rust 57, 59 
Whin 147 
Whitebeam 106 
Wild lilac 219 
Willow 11, 33 
Willow, Desert 340 
Wineberry 116 
Winterberry 193 
Wintergreen 290 
Wistaria 151, 330 
Wisteria 151 
Woodbine 354 
Woman’s tongue 132 
Xanthoceras 211 
Xolisma 287 
Xylosteum 352 
Yellow wood 144 
Yellowroot 51 
Zanthorhiza 51 
Zanthoxylum 161, 
162 
Zapote 302 
Zelkova 40 
Zenobia 270 
Zizyphus 212, 215, 
132, 182 
