(339) 



Arenaria Douglasii 193 



macrophylla 1D3 



palustris 193 



Argemone 47, 48, 230 



hispida 230 



Aristolochia 71, 268 



Californica 268 



ABISTOLOCHLE 268 



Armeria 31, 170 



vulgaris 170 



Arnica 65, 111 



discoidea Ill 



Arrhenatherum 12, 305 



hvenaceum 305 



Arrow-grass 323 



Artemisia 61, 69, 109 



Californica 110 



drac-unculoides 110 



Ludoviciana 110 



pycnocephala 110 



Asarum 43, 268 



caudatum 268 



ASCLEPIADACKE 128 



Asclepias 128 



Mexicana 129 



speciosa 128 j 



vestita.. . . .^ 128 



Ash'/T^ . . . .T. 7l3lT 



Aspidium 234 



aculeatum 234 



munitum 234 



rigidum 234 I 



Asplenium 334 i 



Filix fcemina 33i 



Aster 63, 86 



Chamissonis 86 



divaricatus . . 86 



Aater radnlinus 86 



ASTEROIDE^: 81 



Astragalus 58, 263 



crotalariae 263 



didymocarpus 263 



Douglasii 263 



leucophyllus. . 263 



Menziesii 263 



pycnostachyus 264 



tener 263 



Atriplex 75, 77, 79, 198 



Californicum 199 



corouatum 198 



leucophyllum 199 



patulum. ... 198 



Audibertia 7, 137 



grandiflora 137 



stachyoides 1 37 



Avena 13, 303 



Azolla 331 



Baccharis 61, 62, 67, 87 



Douglasii 87 



pilularis 87 



viminea 87 



Baeria 64, 103 



carnosa 104 



chrysostoma 104 



Fremontii 104 



gracilis 104 



macrantha 103 



uliginosa 104 



Bahia 104 



Balsamorrhiza 66, 94 



deltoidea 94 



Hookeri 94 



Baneberry 233 



