SS a A 
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pistache, Texas, 108 
plum, American, 119-NW, 119-SW 
plum, Chickasaw, 120 
plum, Klamath, 126 
poinciana, Mexican, 27—N, 27-SW 
redbud, California, 39 
redbud, eastern, 38—N, 38-SW 
rhododendron, Pacific, 152 
saffron-plum, 23—N, 23-SW 
sagebrush, big, 2I-NW, 21-SW 
saguaro, 44 
sapium, jumping-bean, 190 
serviceberry, Utah, 17 
serviceberry, western, 16—N, 16—-NW 
silktassel, wavyleaf, 86 
smokethorn, 64 
soapberry, western, 189 
sumac, Kearney, 156 
sumac, laurel, 157 
sumac, lemonade, 154 
sumac, littleleaf, 159 
sumac, Mearns, 153 
sumac, prairie, 1I58—N, 158-SW 
sumac, smooth, 155—-NW, 155-SW 
sumac, sugar, 160 
sycamore, Arizona, 113 
sycamore, California, 112 
tesota, 103 
vauquelinia, fewflower, 198 
vauquelinia, Torrey, 197 
wahoo, western, 70 
walnut, Arizona, 92—N, 92-SW 
walnut, California, 90 
walnut, Hinds, 91 
walnut, little, 93 
washingtonia, California, 201 
willow, arroyo, 174-—NW, 174-SW 
willow, Bebb, 165-N, 165-NW, 165-SW 
willow, black, 177—N, 177-—NW, 177-SW 
willow, Bonpland, 166—N, 166-SW 
willow, coyote, 168—NW, 168-SW, 168—N 
willow, feltleaf, 163—N 
willow, Geyer, 170 
willow, Hinds, 171 
willow, Hooker, 172—N, 172-W 
willow, Mackenzie, 175—N, 175-W 
willow, meadow, 178-N, 178—NW 
willow, northwest, 180 
willow, Pacific, 173-N, 173-W 
willow, peachleaf, 164—N 
willow, pussy, 167—N, 167—W 
willow, red, 176 
willow, river, 169 
willow, Scouler, 179—N, 179-W 
willow, Sitka, 182—-N, 182-W 
willow, Tracy, 181 
willow, yewleaf, 183—N, 183-SW 
yucca, beaked, 207 
yucca, Carneros, 203 
yucea, Faxon, 205 
yucca, Mohave, 206 
yucca, Schotts, 208 
yucca, soaptree, 204 
yucca, Torrey, 209 
yucca, Trecul, 210 
