810 



METASPERMAE OF THE MINNESOTA VALLEY 



Primus Juss 305 



americana Marsh 305 



Prunus boreal is Poir 308 



cartilaginea Lehm 306 



cu Doata R A f 306 



deprossa Pursh 306 



(luerinckiiVVALP 307 



hiemalis Mjciix 305 



hirsuta Ell 307 



lanceolata Willu , 307 



luississippi Marsh 305 



nana DuRoi 307 



nigra Muhl 305 



obovata Bigel 307 



pennsylvanica Linn. f. . 307 



persicifolia Desk 30S 



pumila Linn 306 



■ — -rubra Ait 307 



serotina EiiRii 306 



serotina Pom 307 



spinosa Walt 305 



virginiana Linn 307 



virginiana Mill 306 



Prunus-Cerasus canadensis 



Marsh 307 



montana Marsh 307 



Pascaliurn Cass 554 



Psamma Beau v 67 



Psamnioseris Boiss 567 



Pseudantheae Endl 340 



Pseudocapsicum Moench 458 



Pseudocarex Miq 106 



Pseudocyperus Segu 103 



Pseudofumaria Ludw 254 



Fseva Raf 402 



maculata (Linn.) 402 



umbellata (Linn.) 402 



PsilocaeOia Nutt 568 



Psilorhegma Vog 309 



Psilosanthus Neck 504 



Psolanum Neck 458 



Psoraka Linn .330 



Psoralea alopecyroides Poir.. . 330 



argophylla Pursh 331 



braciiiata DouGL 330 



Candida Poir .329 



dalea Linn 320 



Psoralea enculenia Pursh 330 



Psoralea flr)ribunda Nutt 330 



Psoralea incana N utt .331 



Psoralea parvillora Poir 325 



Psoralea (enuijlora Pursh 3.30 



Psorophy tuni Spach .362 



Psycanthus Rak 338 



Psych roge Ion Boiss 515 



Psyi-hrophil'i Gay 230 



Psyllophora Ehrh 106 



paucillora Schur 130 



Ptarmica Neck 549 



borealis DC 549 



Ptelea Linn 338 



Ptelea pentaphylla Fauu 3.38 



toin(;titosa Raf .338 



Ptelea trifoUala Linn .3.38 



Ptelea viticifoliaSALisu 338 



Pterochilus Hook, and AuN.. 172 



Pterolepis Schrad 97 



Pterolonia Benth 319 



Pteroneuron DC 261 



Pteronia caroliniana Walt. . . 506 



Pterophylluni Nutt 231 



Pteroselinum Reich 390 



Pterosenecio ScH.-Bii' 554 



PteroiaP.BR 337 



Pterotheca Cass 567 



Pterotheca Presl 104 



Ptilagrostis Gris 57 



Ptilochaeta Nees 104 



Ptilosciadium Steud 104 



Plilostemon Cass 558 



Pugiopappus Torr 543 



Pulegium Mill 454 



Pulicaria annua Gaertn 527 



Pulsatilla Tourn 235 



hirsutissima Britt 239 



nuttalliana Si'Reng. .238, 239 



patens Gray 239 



Punduana Steetz 499 



Purshia Raf 383 



Purshia Spreng 436 



mollis Lehm 436, 437 



Putranjiveae Endl 340 



Putteriickia Endl 348 



Pycnanthemum Miciix 452 



flexuosum BSP 452 



lanceolatum Pursh 452 



. linifolium Pursh 452 



virginianuiu Hitch 452 



virginicum Pers 452 



Pycreus Beauv 90 



P> ginaea Hook, f 465 



Pyrola see Pirola 277 



Pyrola Mor 277 



corymbosa Bert 402 



maculata Linn 402 



umbellata Linn 402 



Pyrrheima ILvssk 136 



Pyrrhopappus A. Rich 560 



Pyrroconia Hook 514 



Pyrus .sec Pirus 283 



americana Newh 284 



aucuparia Mey 284 



bartraniiana Tausch... 286 



coronaria var. iowensis 



Wood 284 



iowensis Bail 284 



ovalis BiGEL 286 



vv angenh(Mmiana 



Tausch 286 



sanguinca Pursh 286 



J'ythagorea Raf 374 



alata Raf .374 



Pyxidium Moencii 214 



Q 



Quamoclidion Ciiois 216 



QnercMphyllum 191 



QnercHs Linn 190 



