382 



INDEX. 



Page. 



Ainblyodon dealbatus, Beauv 346 



Amblystegium radicale, Brid 348 



serpens, L 348 



Sprucei,Brch 348 



Ambrosia aptera, DC 158 



psilostachya, DC - 158 



trifida, L 158 



Amelanchier alnifolia, Nutt 116 



Amole 51 



Amoreuxia Schiedeana, Planch 68 



Amorpha 85, 86 



£alifornica, Mutt 99 



fruticosa,- L 99 



AMPEUPE.&: 83,357 



Ampelopsis quinquefolia, Mx 83 



Amsinclda spectabilis, Eisch. & Mey 370 



ANACAKDIACE.^ 84 



Anagallis arvensis, L 368 



Anantherix decumbens, Nutt 188 



Anaphalis margaritacea, Benth 157 



Andropogon argenteus, Ell 296 



ciliaris, Trin 296 



contortus, L 296 



macrourus, " Mx 296 



scoparius, My 296 



Androsace septentrionalis, L 184 



Aneimia adiantifolia, Swartz 338 



Mexicana, Klotsch 338 



AnemoDe cylindrica, Gray 56 



multifida, DC 55 



narcissiflora, L 55 



patens, L., var. Nuttalliana, Gray 55 



Anemopsis Califomica, Hook 49,249,375 



Anesium, Newman 329 



Angelica lineariloba, Gray 134,363 



Wheeleri, "Watson 134 



Aniaacanthus pumilus, Nees 219 



Anisophyllnm 244,245,246,247 



Anoda hastata, Cav., var. depauperata, Gray 74 



var. parviflora, Gray 75 



parviflora, Cav , 75 



Antennaria Carpatliica, It. Br 157 



dioica, Gaert 157 



Antirrhinum maurandioides, Gray 209 



Aphanorregma serrata, Sulliv 344 



Aphanostephus ramosissinms, DC 147 



Aphyllon erianthera, Engelm 217 



fasciculatum, Gray , 176 217 



multiflorum, Gray 217 



Apium lineare, Benth. &Hook 133 



Aplopappus 152 



Bloomori, Gray 353 



cervinus, Watson (PI. VI) 142 



ericoides, DC 152 



Eremontii, Gray 142 



gracilis, Gray 143 



gracilis, Gray, var. denndatns, Torr 143 



imiloides, T. & G 143 



lanceolatus, T. & G 143 



laricifolius, Gray 344 



Macronema., Gray j^ 2 



Nuttallii, X. & G 143 



Parryi, Gray... „ ^3 



spinulosus, DC 143 



suflruticosus, Gray. 242 



tenuicaulus, D. C Eaton _ _ _ 143 



Page. 



APOCYNACE.E 186 



Apocynum androsaemiiblium, L 18G 



cannabinum, L 18G 



Apodanfchera nndulata, Gray 126 



Aquilegia caerulea, James 58, 59 



Canadensis, L 58 



chrysantha, Gray 22,25,58 



formosa, Fisch 58 



leptocera, v&v.Jlava, Gray 58 



Arabia Drummondii, Gray 62 



hirsuta 62 



Holbosllii, Hornem 62 



perfoliata, Lam 61 



Arbutus Meiiziesii, Pursh '. 25,183 



Arceuthobium Americanum, Nutt 252 



campylopodum, var. , Engelm 253 



cryptopodwn, Engelm 254 



divaricatum, Engelm 253 



Douglasii, Engelm •... 253 



Douglasii, var. microcarpnm, Engelm 253 



occidentale, Engelm 254 



robustum, Engelm 254 



Archangelica Gmelini, DC 134 



Arctostaphylos glauca, Lindl 184,367 



tomentosa, Dougl 25,184,367 



TTva-ursi, Spreng 183 



Arenaria arclica, Stev., var. obtusa, T. & G 71 



biflora, "Wahl 71 



capillaris, Poir 71 



Fendleri, Gray 71 



Fendleri, Gray, var. subcongesta, "Watson. 71 



lateriflora, L 72 



Mossii, E. Br 71 



saxosa, Gray 71 



vorna, L 71 



veraa, L.,var. hirta, Eenzl 71 



Argemone Mexicana, L., var. hispida, Torr 61 



Aristida divarieata, H. B. BI 286 



Humboldtiana, Trin 286 



purpurascens, Poir 286 



purpurea, Nutt 286 



Arnica alpina, Lsestad 176 



angustifola, Yahl 17c 



cordifolia, Hook 17(3 



foliosa, Nutt i7G 3gg 



latifolia, Bong yjQ 



longifolia, D.C. Eaton 176 



Artemisia .19,26,46 



borealis, Pallas 175 



Canadensis, Mx 17c 



discolor, Mx uq 



dracunculoides, Pursh 175 



frigida, "Willd , X76 217 



Ludoviciana, Nutt 176 366 



Ludoviciana, Mutt., var. Douglasiana, D. 



C. Eaton 176 



Ludoviciana, Nutt., var. latifolia, T. & G. . 176 



Ludoviciana, var. latiloba, Kutt 176 



Ludoviciana, Mutt., var. Mexicana, Gray.. 176 



Ludoviciana, Nutt, var. tenuiiblia, Gray.. 176 



scopulorum, Gray 175 



Rothrockii, Gray (PI. XIII) 300 



tridentata, Nutt 175 



ABCLEPIADE^] ........" 187 368 



Asclepl&s erosa, Torr ggg 



fascicularis, Dec 3Qg 



