Index 



Umbelliferae, 275. 



Unifolium, 142. 



Vaccinium, 282, 287. 



Vagnera, 141. 



Valeriana, 351. 



Valerianaceae, 351. 



Valerian (Valeriana), 351. 



Valerian family, 351. 



Velaea, 281. 



Veratrum, 134, 142. 



Veronica, 322, 329. 



Vesicaria, 197. 



Vilfa, 92. 



Villarsia, 310. 



Viola, 266. 



Violaceae, 266. 



Violet (Viola), 266. 



Violet family, 266. 



Wall-flower (Erysimum), 201. 



Waterleaf Cllycirophyllum), 312. 



Waterleaf family, 309. 



Water Milfoil family, 269. 



Water Starwort (CaUitriche) , 261. 



Water Starwort family, 261. 



Washingtonia, 275. 



Western Juniper (Jimiperus 1.), 86. 

 Whitebark Pine (Pinits 3.), 82. 

 White Fir (Abies concolor), 86. 

 White Heather (Cassiope), 291. 

 White Violet (Viola 1.), 266. 

 Whitlow-grass (Draba), 198. 

 Wild Hollyhock (Sidalcea), 264. 

 Willow (SaJix), 148. 

 Willow family, 148. 

 Willow Kerb' (Epilobium), 270. 

 Wind-flower (A7iemone), 188. 

 Winter Cress (Barbarea) , 202. 

 Wintergreen (Pyrola), 285. 

 Wood-fern (Drijopteris), 76. 

 Wood Eeed Grass (Cinna), 94. 

 Wood Eush (Luzula), 127. 

 Woodsia, 72, 77. 

 WormAvood (Artemisia), 395. 

 Wyethia, 352, 374. 

 Xerophyllum, 134, 143. 

 Xylosteum, 350. 

 Yarrow (AchiUea), 393. 

 Zauschneria, 269, 274. 

 Zygadenus, 134, 140. 



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