INDEX. 



221 



Physcia obscura 85 



stellaris 85 



Physeter macroccplialus 200 



Physodes ( Merkia) 63 



Pica pica hudsonica 166, 193 



hudsonica (Pica) 166,193 



Picicorvus columbianus 193 



Picoides americanus . . 192 



alascensis 166, 192 



dorsalis 166, 1 92 



Pictus (Calcarius) 194 



Pileolata (Sylvania pusilla) 165 



Piliferuru (Polytrichum) 83 



Pilophoron aciculare 85 



robustum 84 



Pilosa (Campanula) 70 



(Luzula) 78 



(Mertensia) 73 



Pinguicula macroceras 71 



microceras 71 



villosa 71 



vulgaris 71 



Pinieola enucleator .' 168, 193 



Pinus cembra 7C 



contorta 76 



inops 76 



Placodiura olegans 85 



Plantago macrocarpa 74 



major 74 



maritiuia 74 



media 74 



Platanthera dilatata 77 



koenigii 77 



obtusa 77 



schischmaroffiana '. 77 



Platy petala (Gentiana) 72 



Platysmacucullatum 85 



glaucum 85 



septentrionale 85 



Plebejura (Eritrichium) 73 



Plectrophenax hyperborens 194 



nivalis 23,49, 172, 194 



nivalis townseudi 194 



Pleurogrammus monopterygius 90 



Plourogy ne rotata 72 



Pleuronectes glacialis 88 



stellatus 87, 88 



Plicata (Gymnogrongrus) 85 



Plumosa (Cha'topteris) 85 



felicma (Ptilota) 85 



Poa abbreviata 80 



annua 80 



arctica 80 



cenisia 80 



flavicans 80 



nemoralis .. 80 



pratensis... 80 



rotunda 80 



stenantha 80 



Pogonatmu alpinum 83 



atrovirens 83 



capillare 83 



contortum 83 



dentatum 83 



Polaris (Astragalus) 64 



(Salix) 75 



Polemonium caeruleum 72 



pnlchellum 72 



reptans 72 



rolifolia (ADdromeda) 71 



Polliearis (Rissa tridactyla) 124,185 



Polydactyly (Peltigera) 85 



Polycarpum ( Dicranum) 83 



Polygonum alpiuum 74 



aviculare 74 



polymorphum lapathifolium 74 



Page. 



Polygonum triptero-carpum 74 



viviparum 74 



Toly niorpha (Marchautia) 84 



Polymorphum (Bryum) 83 



lapithifolium (Polygonum) 74 



Poly podium vulgare 82 



Polypoides (Pbegopteris) 82 



Polytrichum cavifolium 83 



commune 84 



formosum 83 



gracile 83 



juniperinum 83,84 



strictum 83 



piliferum 83 



sexangulare 84 



Polystachyum (Eriopborum) 79 



Pomarinus (Stercorarius) 122,185 



Populus balsamifera ; 76 



Potamogeton natans 77 



rul'escens 77 



Potentilla ansei ina 65 



biflora 65 



emarginata 65 



fruticosa 65 



nana 65 



nivea 65 



norvegica 65 



palustris 65 



pennsylvanica 65 



vilosa 65 



Pratense Hordeum 79 



(Phleum) 81 



Pratensis (Cardamine) 62 



(Poa) 80 



Primula nivalis 72 



stricta ■ 72 



Procumbons (Loiseleuria) 71 



(Sibbaldia) 65 



Proeyon lotor 207 



Propinqna (Gentiana) 72 



Prostrata (Gentiana) 72 



Pruinosus (Arctomys) 203 



Pseudo-arnica (Senicio) 70 



Psiloantha (Dupontia) ^ 80 



Psittaculus (Cyclorrbyncbus) 119, 185 



Psoroma hypnorum 85 



Ptanuica borealis 69 



sibirica 69 



speciosa 69 



Ptoris argentea 82 



aquilina 82 



Ptilocnemis (Tringa) 189 



Ptilota aspleuoides 85 



Plumosa filicina 85 



Ptychoramphus aleuticus 119, 185 



Pubens (Sambucus) 68 



Pubescens (Uryobates) 166, 192 



Puliinus tenuirostris 129, 186 



Pulcbellum (Mulgedium) 70 



(Polemonium) 72 



Pulmonacea (Sticta) 85 



Punctata (Saxifraga) 67 



Punctatum (Mnium) 83 



Punctatus (Octopus) 113 



(Sticbaius) 93 



Puugitius braoby poda (Gasterosteus) 87 



Purpurascens (Calamagrostis) 80 



Purpurea (Cardamine) 62 



Purpureus (Ceratodon) 83 



Purshii (Ranunculus) 61 



Pusilla (Sylvania) 178,195 



pileolata (Sylvauia) 195 



Pusillus (Simorbynchus) 120,185 



Putorius 01 minea 208 



vison 207 



vulgaris 208 



