INDEX. 



351 



A triplex — Continued. 



subconft'rta, 330 



8ubdcciiiiil)cn8, 276-278 



subspioata, 254 



suckl<^yana, 265 



tanipicensia, 297 



tatarica, 245, 259, 260, 261 



tenuissima, 245, 270, 273, 274 



tetraptcra, 345 



texana, 297 



thornbcri, 302 



torreyi, 337 



tridcntata, 324, 327 



trinervata, 285 



truncata, 238, 240, 241, 243, 245, 276-278, 279, 281, 

 282 

 saccaria, 281 

 stricta, 276, 277 



tubcroiilata, 297 



tularcnsis, 245, 270, 271, 272, 273 



umbellata, 293 



verna, 289 



vesicaria, 264 



volutaiis, 286 



wardi, 297 



watsoni, 311 



wolfi, 245, 272, 273, 278, 279 



wrighti, 243, 244, 246, 293, 298, 304, 305, 307 



zosteraefolia, 254 

 Australian Saltbush, 262 

 Avena fatua, 56, 312 

 Axyris pentandra, 294, 297 

 Baeria chrysDstoma, 33, 312 

 Ballscak', 309 

 Beach Sagewort, 67 

 Berboris aquifolium, 71 

 Beta, 235 



Biennial Sagewort, 101 

 Bigelovia, 157-160, 174 



albida, 193 



bigelovi, 218 



bolanderi, 202 



ceniminosa, 218 



collina, 218 



deprcssa, 196 



douglasi, 181, 184 

 lanccolata, 184 

 latifolia, 184 

 puberula, 184 

 pumila, 184 

 scrnilata, 184 

 spathulata, 184 

 stenophylla, 183, 184 

 tortifolia, 184 



dracunculoides, 218 



glaroosa, 217, 218 



glauca, 185 



graveolons, 218 



alliioaulis, 21H 



appcndiciilata, 218 



glabrata, 218 



hololeuca, 211, 218 



latisquamea, 212, 218 



greenei, 190, 191 



howardi, 202 



attenuata, 201, 202 

 nevadensis, 202 



juncea, 170, 216, 218 



Bigelovia — Continued. 



lanccolata, 185 



IcioBperma, 218 

 abbreviata, 218 



linifolia, 185 



menziesi scopulorum, 179 



missouriensis, 218 



mohavensis, 216, 218 



nevadensis, 202 



nudata, 157 



paniculata, 175, 176 



parryi, 202 



pulchclla, 194 



pyramidata, 197 



teretifolia, 177 



turbinata, 217, 218 



vascyi, 179, 180 



viscidiflora, 185 

 Birdfoot Sagebrush, 131 

 Black Sage, 150 

 Blitum, 235 

 Boreal Sagewort, 57 

 Bouteloua, 206 



gracilis, 105, 192, 195, 197 

 Bractscale, 305 

 Brittlescale, 274 

 Broad scale, 321 

 Bromus maximus, 56 

 Bud Sagebrush, 132 

 Burscale, 320 

 Bush, Golden, 174 

 Calligonum caneecens, 343, 346 

 Carex, 65 



Cattle Spinach, 332 

 Ceanothus, 55 

 Ccntaurea melitcnsis, 101 

 Cerastium viscosum, 10 

 Cereus, 332 

 Chaenactis, 33 



carphoclinia, 33 

 Chamarteniisia, 31, 32 

 Chenopodiuni, 235 



subspioatum, 249, 254 



zosteraefoliuni, 253, 254 

 Chondrophora, 158-160, 180 



nudata, 157 

 Chrysanthemum, 35 

 Chrysocoma, 157, 174, 219 



dracunculoides, 218, 219 



graveolens, 189, 214, 218, 219 



nauseosa, 209, 213, 219, 226 

 Chrysopsis, 13 



Chrysothamnopsis, Sect., 160, 174 

 Chrysothamnus, 24-26, 29, 157-234, 340 



affinis, 202 



attenuatus, 202 



albidus, 159, 161, 163, 165, 166, 172, 175, 192, 193 



angustus, 219, 227 



appendiculatus, 219 



arizonicus, 219 



asper, 200, 202 



attenuatus, 202 



baileyi, 194 



bakcri, 180 



bigelovi, 194, 219 



bloomeri, 158 



bolanderi, 160, 202 



