INDEX 



Abama-Abama, 140. 



Abies, 81, (85), 85. 



Abronia, 172. 



Acer, 231. 



Aceraceae, 261 



Achillea, 353, 393. 



Aconitum, 186, 191. 



Ae.taea, 186, 193. 



Aotinella, 378. 



Adder's Tougue family, 78. 



Adiantum, 72, 75. 



Agastache, 321. 



Agoseris, 353, 404. 



AgTopyron, 90, 98. 



Agrostideae, 90. 



Agrostis, 90, 94. 



Aira, 100, 101. 



Alder (Ahius), 154. 



Alismaceae, 90. 



Allium, 134, 135. 



Allotropa, 282. 



Alnus, 154. 



Alopecurus, 90, 93. 



Alpine Buttercup {Ranunculus 3.), 



195. 

 Alpine Heather (Phyllodoce 1.), 289. 

 Alpine Hemlock (Tsuga 1.), 85. 

 Alpine Sorrel (Oxyria 1.), 166. 

 Alpine Willow {Salia; 1.), 149. 

 AJsine, 178. 



Alum-root (Heuohera), 215. 

 Amelanchier, 228, 230. 

 American Laurel (Kalmia), 289. 

 American Rock-brake {Cryptogramma 



1.), 72. 

 Anaphalis, 353, 398. 

 Andromeda, 291. 

 Androsace, 292. 

 Anemone, 186, 188. 

 Angelica, 275, 277. 

 Aulospermum, 275, 282. 

 Antennaria, 353, 398. 

 Anthemideae, 352, 353. 

 Antirrhinum, 322, 330. 

 Apinus, 82. 



Aplopappus, 355, 359, 362. 

 Apocynac«ae, 300. 

 Apocynum, 300. 

 Aquilegia, 186, 192. 

 Arabis, 197, 204. 

 Arceuthobium, 156. 

 Arctostaphylos, 282, 288. 

 Arenaria, 172, 175. 

 Arnica, 353, 384. 

 Arraoacia, 281. 



Arrow Grass (Triglochin), 89. 

 Arrow Grass family, 89. 



Artemisia, 353, 395. 



Arundo, 97. 



Aspen {Fopulus), 153. 



Aspidium, 75, 76. 



Asplenium, 72, 75. 



Aster, 352, 363, (368), (369). 



Astereae, 352. 



Astragalus, 248, 257. 



Athyrium, 72, (75), 78. 



Aveneae, 91. 



Avens (Geum), 240. 



Awlwort (Subularia) , 211. 



Bahm, 378, 380. 



Balsamea {Zauschneria), 274. 



Bane-Berry (Actaea), 193. 



Barbarea, 197, 202. 



Bear Grass {XerophyUum) , 143. 



Bedstraw (Galium), 344. 



Beech family, 155. 



Bent Grass (Agrostis), 94. 



Betula, 154. 



Betulaeeae, 154. 



Bigelovia, 357, 359. 



Bikukulla, 195, 196. 



Bilberry (Vaccinium), 287. 



Birch (Betula), 154. 



Birch family, 154. 



Bitter Clierry (Prunus), 229. 



Bitter Cress (Cardamine), 203. 



Bitter-root (Lewisia) , 180. 



Bistorta. 170. 



Black Cottonwood (Populv^ 2.), 153. 



Bladderwort family, 345. 



Bleeding Heart (Dicentra 3.), 196. 



Blueberry (Vacci7iium,), 287. 



Blue-eyed Grass (Sisyrinchium), 145. 



Blue Flax (Limim 1.), 260. 



Bog Asphodel (Narthecium), 140. 



Bog Rush (Junctis), 129. 



Bolandra, 214, 215. 



Borage family, 316. 



Boraginaceae, 316. 



Botrychium, 78. 



Boyicinia, 217. 



Brittle-fern (Cystopteris 1.), 77. 



Brodiaea, 134. 



Brome Grass (Bromus), 91, 107. 



Bryanthus, 289. 



Buckbean (Menyanthes), 295. 



Buckthorn family, 263. 



Buckwheat family, 158. 



Bulrush (Scirpus), 108. 



Bur-reed (Sparganium), 88. 



Bur-reed family, 88. 



Buttercup (Fanunculus), 194. 



Buttercup family, 186. 



Calali, 403. 



[417] 



