Index 



Umbelliferae, 275. 



Unifolium, 142. 



Vaeeinium, 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 (Hydrophyllum), 312. 



Waterleaf family, 309. 



Water Milfoil family, 269. 



Water Stanvort ( Callitriche ) , 261. 



Water Starwort family, 261. 



Washingtonia, 275. 



Western Juniper (Juniperus 1.), 86. 

 Whitebark Pine (Finns 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 (Salix), 148. 

 Willow family, 148. 

 Willow Herb (Epilobium), 270. 

 Wind-flower (Anemone), 188. 

 Winter Cress (Barbarea), 202. 

 Wintergreen (Pyrol-a), 285. 

 Wood-fern (Dryopteris) , 76. 

 Wood Eeed Grass (Cinna), 94. 

 Wood Rush (Luzida), 127. 

 Woodsia, 72, 77. 

 Wormwood (Artemisia), 395. 

 Wyethia, 352, 374. 

 Xerophyllum, 134, 143. 

 Xylosteum, 350. 

 Yarrow (AcMlea), 393. 

 Zauschneria, 269, 274. 

 Zygadenus, 134, 140. 



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