INDEX. 



395 



I'iljri!. 



Amblyolepis setigera 43 



Amlilyopappus pusillus 11, 13, 17, 21.24 



Amblystegiiiin fucffianuin 139 



Ambrosia bidentata 194 



pailostachya 225 



Amelauchier aluilolia 120 



glabra 159 



pallida - - 159 



Aminannia coccinea 205 



kiwhnei 161 



Ammi nuyus 39 



Aminobroraa sonone 27 



Amiuoseliiiuiii popoi 39 



Amole 76,315 



Amorpba fruticosa 119 



hispidula - . 157, 178 



Ampelidacen! 190,204,315 



Ampidopsis qiiinquefolia 190 



Aiii])biachyri» dracnnculoidcs 193, 207 



Amphicarpa'a monoica 205 



Amphicarpnm 284 



Amsonia augustitolia 195 



ciliata texana - 241 



lonj^ifolia 44 



Amygdalus andorsonii 258 



fasciculata 258 



Anacardiaceai 157, 191, 204, 237, 318 



Andropogon argyra.'U8 53 



tenuis -., 247 



cirrhatus 53 



elliottii 53 



hallii ■. 53,218,229 



flaveolus 222 



hirtitlorus 53 



macrouros 53, 174 



puniilns 247 



niohrii 247 



nutans 222 



proviucialis 53, 200, 222, 229 



aaccharoides 200, 218, 229 



submu liens 53 



torreyanua 53 



scoparius 63, 200 



tener 53 



virginicu8 53 



wrightii 53 



Androaace cinerasceus 241 



Anemone 258 



dichotonia canailenaiH - 235 



hemsleyi 153 



hepatica acuta 153 



hirautissima 235 



lyalii 153 



nemorosa grayi 235 



pateua hirautissima 153 



t«tonensia 153 



Anernoneila thalictroides 202 



Aneura fuegiensis 142 



multidda 141 



Anguna diversifoha 162 



I obloDgifolia 162 



Anisacanthus tharberi 123 



Anisocoma acaule .' 3 



Anoda hastata 31,297,305 



pentaschista 31,305 



Pagft 



Anthepbora elegans 296, 362 



Anthericum 173 



aerotiuum 245 



Anthoecroa endivijefoliua 142 



Antigonou llavescens 299,354 



Antirrhinum chytrogpermtim 74 



oyathiferum 74 



subaesaile 13, 18 



wataoiii 13, 18 



Autropbyum minimum 261 



ApotalHi 130 



Aphaniaina blitoides 13, 19 



Aphanostephus arkanaanua 40, 193, 208 



hallii 40 



pinuleuais 164 



ramoaissimus 40, 193 



akirrobaaia 164 



Aphyllon californicum 7, 109 



cooperi 28 



ludovicianum 212 



Apiaatrum anguetifolium 13, 16 



Apios apios 238 



Api iim leptophyllum 39 



Aplopappua arenariua 71 



divaricatua 207,228 



interior 240 



neallcyi 40 



rubiginosHB . 40, 207, 228 



l)hyllocephalu8 - 40 



apinulosus 40, 



71, 121, 132, 193, 207, 227 



Htoloniferua glabratus 164 



tenuilobua 40 



texanua 40 



ApocynaceiB 65, 73, 84, 195, 241, 339 



Apocy num canuabinum 124 



androaiemifolium pumilum . . 5 



Apodanthea globosa 171 



prlnglei 171 



Apoplaneaia paniculata 320 



Aquilegia cbryaantha 29, 118 



ecalcarata 153 



truncata 4 



Arabia macounii 1 54 



j)ectinata 10, 13 



perfoliata 7 



platyspenna 6 



repanda 3 



virginica 154 



Aracea* 174,362 



Aralia bumilia 101 



pubescena 101 



Araliaeea; 163, 239, 259 



Arbutus xalapenaia arizonica 123 



Arctomecon huniile 236 



merriami 23C 



Arotoataphyloa media 167 



patula 167 



pungens 123 



iTatericola 167 



Arenaria compacta 236 



michaiixii 190 



pitcheri 203 



pungens gracilia 6 



Arethuaa granditlora 173 



