Quercus turbinella, 147 
Quercus wislizeni, 148 
Rhamnus betulaefolia, 149 
Rhamnus californica, 151 
Rhamnus crocea, 150-—NW, 150-SW 
Rhododendron macrophyllum, 152 
Rhus choriophylla, 153 
Rhus glabra, 155-NW, 155-SW 
Rhus integrifolia, 154 
Rhus kearneyi, 156 
Rhus lanceolata, 158—N, 158-SW 
Rhus laurina, 157 
Rhus microphylla, 159 
Rhus ovata, 160 
Robinia neomexicana, 162 
Sabal mexicana, 161—N, 161-SW 
Salix alaxensis, 163—N 
Salix arbusculoides, 164—N 
Salix bebbiana, 165—N, 165-NW, 165-SW 
Salix bonplandiana, 166—N, 166-—SW 
Salix discolor, 1}67—N, 167—W 
Salix exigua, 1}68—NW, 168-SW, 168—N 
Salix fluviatilis, 169 
Salix geyeriana, 170 
Salix hindsiana, 171 
Salix hookeriana, 172—N, 172—W 
Salix laevigata, 176 
Salix lasiandra, 173—N, 173-—W 
Salix lasiolepis, \174-—NW, 174-SW 
Salix mackenzieana, 175—N, 175-W 
Salix nigra, 177-N, 177-NW, 177-SW 
Salix petiolaris, 178—N, 178—-NW 
Salix scouleriana, 179—N, 179-W 
Salix sessilifolia, 180 
Salix sitchensis, 182—N, 182—W 
Salix taxifolia, 183—N, 183-SW 
Salix tracyi, 181 
Sambucus callicarpa, 184—N, 184—W 
Sambucus glauca, 185-—NW, 185-SW 
Sambucus melanocarpa, 187 
Sambucus mexicana, 186—-N, 186—W 
Sambucus velutina, 188 
Sapindus drummondii, 189 
Sapium biloculare, 190 
Shepherdia argentea, 191-NW, 191-SW 
Sophora secundiflora, 192—N, 192-SW 
Sorbus scopulina, 193—N, 193—W 
Sorbus sitchensis, 194—N, 194—W 
Staphylea bolanderi, 195 
Ungnadia speciosa, 196 
Vauquelinia californica, 197 
Vauquelinia pauciflora, 198 
Viburnum lentago, 199 
Viburnum trilobum, 200 
Washingtonia filifera, 201 
Yucca brevifolia, 202 
Yucca carnerosana, 203 
Yucca elata, 204 
Yucca faxoniana, 205 
Yucca mohavensis, 206 
Yucca rostrata, 207 
Yucca schottii, 208 
Yucca torreyi, 209 
Yucca treculeana, 210 
