443] 



INDEX 



295 



References to the Flora are in brackets f 1 



inland [210 



three-flowered [209 



villous [210 



Nightshade family [208 



Nine-barks 21,(140 



glabrous [140 



intermediate [140 



Ramaley's [140 



Torrey 's [140 



Nodding violet [172 



narrow-leaved [172 



Nothocalais [257 



cuspidata [257 



Nuphar polysepalum [125 



Nuttallia [173 



decapetala [173 



multiflora [173 



nuda [173 



sinuata [173 



speciosa [173 



stricta [173 



Nyctelea [199 



Nymphaea [125 



polysepala 34, [125 



Oat [65 



common [65 



false [65 



purple [65 



wild [65 



Oat-grass, wild [66 



Odostemon [125 



aquijolium [125 



repens 25, [125 



Oenothera [178 



albicaidis [178 



biennis hirsutissima [178 



strigosa [178 



brachycarpa [179 



coronopifolia [179 



Hookeri [178 



montana [179 



Nuttailii [179 



pinnatifida [178 



serrulata [180 



strigosa 14, [178 



Oligoneuron [232 



canescens 15, [232 



Onagra Hookeri [178 



strigosa [178 



Onion [91 



wild [91], [92 



Onion family [91 



Onosmodium [204 



occidentale 14, [204 



Ophioglossaceae [49 



Ophioglossales [49 



Ophrys [96 



borealis 28, [96] 



nephrophylla [96] 



Opulaster [140] 



bracteatus [140] 



glabratus 28, [140] 



intermedius 22, 28, [140] 



Missouriensis [140] 



monogynus 28, [140] 



Ramaleyi 20, 28, [140] 



Opuntia [175] 



fragilis 19, [175] 



Greenei 19, [175] 



humifusus [175] 



mesacantha 19, [175] 



Greenei [175] 



polyacantha 19, [175] 



Rafinesquii [175] 



rhodantha 19, [175 



Opuntiales [173 



Orache [110 



fleshy [110] 



garden [110] 



silvery [110] 



western [110] 



Orchard grass [69] 



common [69] 



Orchidaceae [95] 



Orchidales [95] 



Orchids 2 



bog 21, 27 



Orchis, bog [95] 



Piper's [96] 



Orchis family [95] 



Oregon grapes [125] 



creeping [125] 



Oreobatus [141] 



deliciosus 20,22,25,30, [141] 



Oreobroma [1 14] 



pygmaea 41, [114] 



Oreocarya [201] 



pulvinata [201] 



suffruticosa [201] 



virgata 19, [201] 



Oreochrysum [230] 



Parryi 26, 32, [230] 



Ornamental plants 44 



Orobanchaceae [219] 



Orophaca [158] 



tridactylica [158] 



Orpine 29, [136] 



narrow-petalled [136] 



Orpine family [136] 



Orthocarpus [219] 



Iuteus 16, [218] 



Orthocarpus, yellow [218] 



Oryzopsis [61] 



cuspidata [61] 



