





INDEX. 



309 



Page. 



Habitat, definition of 10 



if air j- covering of leaves 52 



Haloragaceae 101 



Halostachya occideutalis 183 



Hartniannia puiigens 133 



Hazelnut 195 



Heat, inn uence of 12 



Helenium bigelovii 136, 2C6, 281 



hooposii 1 36, 265 



Heliantliella argophy 11a 132, 242, 249 



Helianthemum aeopariuin G8, 234 



Heliautbus aimuus 131 



inveiiustua 130 



petiolaris 131,239,241 



Heliomeria niultinora 130 



Heliotropium curaaeavieum 103,238, 277 



pinnatnm 159 



Hemizonia heeriiianui 132, 258 



pungens 133, 261 



wbeeleri 133. 261, 282 



HepaticiB 230 



Hcracleuni lanat lira 110, 204 



Herpeatis pilosa 172 



Heterocodon rarirlonim 145, 202 



Heterogaura calif'ornica 106 



hcteraiulra 100, 259, 260 



Heteromeles arbutifolia 97, 235 



Heterotheca gran di flora 120, 234 



Heuchera micrantha 99, 263 



rubescens 99,260,279 



Hieracium nlbiflorum 143, 204 



horrid uin 143, 267 



Hilaria mutica 215, 254 



rigida 216 



Hofineistt;riapliiriseta 119,22, 237, 239 



Jlolodiseus discolor 91,267, 279 



nolzinger, J, M 229 



Hook urn ooronaria 203, 203, L!G0 



Hordoum 276 



j nbatum 219, 277 



maritiiuum 219, 258 



murinum 219 



Horebound ] 76 



Hosaokia erassifolia 83 



decuinbens nevadensis 84 



oblongifolia 84 



procumbens 84 



pursliiana 83 



torrey i 84 



Hugolia deiisifolia 155 



Hulsea 254 



algida 134,270,280 



Hydrocotyle prolifera 115 



Hydropeltis purpurea 58 



Uydrophyllaceae 156 



Hydropbyllum macropliyllum occidental* . . 156 



magellanicuiu 159 



occidentals 150, 267 



nymenoclea sal sola 128, 21, 22, 23, 237, 250 



Jlymenolobua divaricatua 65 



Hymenopappus douglasii 134 



Hy jioricaceso 73 



Hypericum anagalloidcs 73_ 256, 262 



forniosum scoulcri 73,269, 275 



scouleri 73 



Page. 



Hvpnnm aduncum hamntum 230, 283 



kneiflii 230,270 



ochraeeum 230. 270 



serrulatuui 230, 283 



Illecobracea? 179 



Ilyaantbes gratioloides 172, 201 



Imperata hookeri 215, 238 



Iridacete 201 



Iris misaouriensia 201,273 



Isootaceas 226 



Isoetes bolanderi 22(i, 270, 271, 272 



Iaolepis vablii 212 



Iaomeris arborea 67, _'58 



urboren globosn 67, 258 



Itinerary 3 



Iva ax illaria 128, 252 



Iveaia 95 



Ivesia santolinoidea 96 



Jameaia americana 99, 207, 279 



Jimson weed 168 



Juncaceoe ». 205 



Juncoidoa campestre 208, 203 



campestre sudeticum 208, 268 



divaricatum 2u9, 268 



parviflorum 209, 271 



spicatum 209, 267 



J" uncus balticua 205, 23, 234, 238, 241, 253, 270, 272 



bufonius 205, 251 



campestris 208 



cooperi 205, 23, 237, 246 



compressus subtriflorua 206 



druinmondii 206 



driimmondii bum ilia 206 



dubius 206. 262, 263, 273 



efl'uaus 200, 262, 203 



latifoliua 207 



leseurii 205 



Iongiatylis 207 



longistylis latifoliua 207 



mertenatanus 207 



mexieaiius 205 



nevadensis .200, 204, 207, 269, 270 



271, 272, 281 



nodosus 207,241,261 



nodosus megacepbalus 207 



orttaopbyllus 207, 269, 270 



parryi 207, 265, 267, 272 



phaeocepbalus panieulatus 208, 253, 273 



rugulosus 208, 234, 259 



spieatua 209 



subtriflorua 208, 268, 281 



sudeticus 208 



xipbioidea 208. 249, 255, 261, 263, 272 



xiphioides inontanus 208 



Jungormannia mulleri danaens-iis 230, 268 



Jungermanniaceae 230 



Jumperus californica 224, 193.235, 236 



californica iitabensis 225, 23, 26, 193, 



240, 246, 247, 248, 253, 278 



occidentals 225, 24, 245, 281 



occidentals monosperma . .225, 26, 234, 



240 

 pacbypliluca 225,234 



