296 



INDEX 



[444 



References to the Flora are in brackets r T 



micrantha 25, [61 



Osmorrhiza [182 



longistylis 23, [182 



obtusa 23, [182 



OXALIDACEAE [163 



Oxalis slricta [163 



Oxeye daisy [246 



common [246 



Oxypolis [183 



Fendleri 33, 37, [183 



Oxyria [105 



digyna 41, [105 



Oxytropis deflexa [158 



Lamberti [159 



multiceps [158 



minor [158 



sericea [159 



splendens Richardsonii [159 



Oyster plant [255 



Ozomelis [137 



stenopetala [137 



Pachylobus [179 



hirsutus [179 



macroglottis [179 



montanus [179 



Paint brush [215 



Painted cup 18,27, [215 



Arapahoe [216 



cockscomb [216 



confused [216 



entire-leaved [216 



lance-leaved [216 



Rhexia-leaved [216 



subentire [216 



sulphur [216 



toad-flax-leaved [215 



filiform [215 



western [216 



yellow [216 



PALUDOSAE 31, 32 



Paludose society 10 



Palustres 10 



Palustrous flora 10, 37 



Pandanales [55] 



Panic-grass [57] 



Scribner's [58] 



Tennessee J5SJ 



Panicularia [72] 



Americana 11, [73] 



borealis 11, [73] 



Holmii 28, [73] 



nervata 11,28, [72] 



Panicum [57] 



capillare 44, [57] 



agreste [58] 



occidentale [58] 



Cr us- galli [57] 



sanguinale 



scoparium 



Scribnerianum 



Tennesseense 



virgatum 14, 



Papaver 



Argemone 46, 



Papaveraceae 



Papaverales 



Parasitic plants 



PARASITICALES 



Parasites 



Parietaria 



obtusa 22, 



Pennsylvanica 22, 30, 



Parnassia 



fimbriata 33, 37, 



Parnassiaceae 



Parnassus, grass of 



Paronychia 



Jamesii 15, 



pulvinata 41, 



Parsley 



Gray's 



hemlock 



Parsley family 



Parsley-fern 



rock 



Parsnip 



common 



cow 



water 



Parthcnocissus vitacea 



Pasque flower 



American 



pink 



Pastinaca 



sativa 45, 



Peach family 



Pear, prickly 



Peraly everlasting 



false 



subalpine 



Pedicularia 



Grayi 32, 35, 



Parryi 40, 



procera 



racemosa 32, 



scopulorum 42, 



Pectianthia 



pentandra 33, 34, 37, 



Pellitory 



obtuse-leaved 



Pennsylvania 



Penny grass 



Colorado 



field 



[57] 

 [58] 

 [58] 

 [58] 

 [58] 

 [126] 

 [126] 

 [126] 

 [126] 

 43 

 43 

 43 

 [102] 

 [102] 

 [102] 

 [139] 

 [139] 

 [139] 

 [139] 

 [112] 

 [112] 

 [112] 

 [184] 

 [1S4] 

 [184] 

 [131] 

 [50] 

 [50] 

 [184] 

 [184] 

 [184] 

 [183] 

 [169] 

 [121] 

 [121] 

 [121] 

 [184] 

 [184] 

 [151] 

 [175] 

 [241] 

 [241] 

 [241] 

 [218] 

 [218] 

 [218] 

 [218] 

 [218] 

 [218] 

 [136] 

 [136] 

 [102] 

 [102] 

 [102] 

 [127] 

 [127] 

 [127] 



