Oreastrum 
Oreocarya 
` abortiva, 114 
alpigenum, 147 
Andersonii, 147 
elatum, 147 
affinis, 110 
cinerea, 113 
confertiflora, 119 
fulvocanescens, 111 
nubigena, 112 
alyssifolia, 97 
gracilis 800 - 
INDEX. 
Phyllitis 
+ Scolopendrium, 153 
vulgaris, 163 
Picradenia 
Vaseyi, 271 
Pinus 
contorta, 69 
Murrayana, 69 
Plagiobothrys 
, 
Lind heimeri, 236 
longicornu, 236 
nyctaginifolium, 237 
Podostigma pubescens, 207 
Polemonium 
confertum, 305 
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