INDEX. 



605 



PAGE. 



Pachystima, Eaf 95 



Myrsinites, Raf 95, 503 



Paeonia, L 28 



Brownii, Dougl 28 



Calif ornica, Nutt 28 



Panax horridum, Smith 189 



quinquefolium, L 189 



trifolium, L 189 



Papaver, L 33 



alpinum, L 34 



nudicaule, L 34, 485 



Rhseas, L 34,484 



somniferum, L 33, 484 



PAPAVERACE^E (vm) 33 



Parietaria, L 432 



Pennsylvanica, Muhl 432 



Parnassia, Tourn 159 



Caroliniana, MX 159, 527 



fimbriata, Kcenig 160, 527 



Kotzebuei, Cham. & Schlecht f 160 

 \527 



palustris, L 159, 527 



palustris, Pursh 159 



parviflora, DC 159,527 



Paronychia, Juss 81, 396, 499 



sessiliflora, Nutt : ... 81, 396 



PARONYCHIE^E (xvi) 81, 499 



Parrya, R. Br 48 



arctica, R. Br 49 



arenicola, Hook 49 



macrocarpa, R. Br 48 



nudicaulis, Regel., var. aspera, 



Regel 48 



var. glabra, Regel 48 



Pastinaca sativa, L 187 



Palrinia ceratophylla, Hook 205 



longifolia, McNab 205 



Pectocarya, DC 334 



penicillata, A.DC 334 



Pedicularis, L 367 



arctica, R. Br 370 



bracteosa, Benth 369, 573 



Canadensis. L 369,572 



capitata, Adams 371 



Chamissonis, Stev 368 



contorta, Benth. ... 573 



euphrasioides, Stephan. . .368, 572 



flammea, L 370,573 



Furbishise, Wat 369 



gladiata, MX 369 



Grcenlandica, Retz 368, 572 



hirsuta, L 370, 573 



Kanei, Durand 370 



lanceolata, MX 369, 572 



Langsdorffii, Fisch 370 



var. lanata, Gr 370 



Langsdorffii, Fisch 370 



Lapponica, L 368, 572 



Menziesii, Benth 367 



Nelsonii, R. Br 371 



pallida, Pursh 369 



PAGE. 



palustris, L 369 



palustrie, L., var. Wlassoviana, 



Bunge , ...369,572 



pedicellate, Bunge 368 



racemosa, Dougl 368. 572 



recutita, Pursh 369 



resupinata, Willd 369 



subnuda, Benth 368 



Sudetica, Willd 370 



surrecta, Benth 368 



versicolor, Wahl 371 



verticillata, L 368 



verticillata, Pursh 371 



Wlassoviana, Stev 369 



Pentalophus longiflorus, A.DC 342 



Mandanensis, A.DC 342 



Penthorum, Gronov 164 



sedoides, L 164, 528 



Pentstemon, Mitchell 354 



acuminatus, Dougl 355, 570 



albidus, Nutt 570 



attenuatus, Hook 355 



confertus, Dougl 355, 570 



var. cseruleo-purpureus, ( 356 



Gr. \570 



cristatus, Nutt 355, 570 



dasyphyllus, Gr 357 



deustus, Dougl 357 



diffusus, Dougl 357 



erianthera, Pursh 355, 570 



frutescens, Lamb 355 



glaucus, Graham 356 



gracilis, Nutt 356 



humilis, Nutt 356 



Lewi.*ii, Benth 354 



Lyalli, Gr 570 



Menziesii, Hook 354, 570 



var. Scouleri, Gr 355 



Menziesii, Hook 355 



nitidus, Dougl 355 



ovatus, Dougl 355 



procerus, Dougl 356 



pubescens, Solander 356 



pubescens, Solander 355 



semdatus, Menz 357 



Tolmiei, Hook 356 



triphyllus, Dougl 257 



yenustus, Dougl 357, 570 



Peplis Americana, Pursh 84 



Petalostemon, MX 109 



candidus, MX 109 



villosus, Nutt 109 



violaceus, MX 109 



var. pubescens, Gr 507 



Petasites, Tourn , 260 



frigida, i'ries 260 



palmate, Gr 260, 553 



var. frigida, Macoun 553 



sagittate, Gr 260, 553 



Peucedanum, L 186 



ambiguum, Nutt 187 



