804 



METASPERMAE OF THE MINNESOTA VALLEY. 



Panicum niultiflorum Pom. . . 51 



muriatum MICHX 49 



nitidum LAM 50 



Panicum nudum WALT 52 



Panicum pauciflorum ELL 50 



pubescens LAM 50 



ramulosum Micnx 50 



rectum R. and S 50 



Panicum scoparium LAM 50 



Panicum strictum PURSH 50 



strigpsum ELL 52 



Panicum virgatum LINN 51 



Panicum walteri Pom 51 



walteri PURSH 49 



Panicum x a n t h op h y s u m A. 



GRAY 51 



Papaveraceae 252 



Papilionatae 308 



Papyrus WILLD 91 



Panictaenium BEAUV 49 



Parallosa ALEF 315 



Parapodium E. MEY 423 



Parastranthus Gr. DON 497 



Parietaria LINN 199 



Parietaria debilis var. pennsyl- 



vanica WEDD 199 



Parietaria pensylvanica MUHL . 199 



Parillax RAF 157 



Paritum ST. HIL 361 



Parnassia LINN 277 



Pamassia americana MUHL... 278 



Parnassia caroliniana MICHX. . 278 



glauca RAF 278 



grandiflora RAF 278 



ovata MUHL 278 



Parnassia palustris LINN 278 



Parnassia palustris PURSH .... 278 



repanda RAF 278 



rotundifolia RAF 278 



Paronychieae 219 



Paronychia canadensis WOOD. 225 



dichotoma FENZL 225 



ParosellaCAV 329 



Partheniastrum NISSOL 533 



Parthenice T. and G 533 



Parthenium LINN 533 



integrifolium LINN 533 



Parthenocissus PLANCH 357 



quinquefolia (LiNN.) 357 



Pasania OERST 190 



Pasania (Sect.) 190 



Paspalum aristatum MOENCH 72 



Pastinaca TOURN 390 



nudicaulis SPRENG 390 



Patrinia ceratophylla HOOK.. . 491 



longifolia MAcNAB 491 



Pedicularis LINN 471 



Pedicularis aequinoctialis 



HBK 472 



Pedicularis auriculata SM 471 



Pedicularis canadensis LINN. . . 472 



Pedicularis gladiata MICHX. . . 472 



Pedicularis lanceolata MICHX.. 471 



Pedicularis pallida PURSH. ... 471 



Pedicularis resupinana PURSH 471 



virginica POIR 471 



Pedilea LINDL 172 



Pedrosia LOWE 331 



Pelonastes HOOK, f 383 



Peltopsis RAF 33 



perfoliata RAF 35 



Penaea PLUM 338 



Penstemon MITCH 461 



acuminatus DOUGL 461 



Penstemon albidus NUTT. ... 461 



bradburii PURSH 461 



cristatus MAC 461 



fendleri GRAY 461 



Penstemon gracilis NUTT 462 



grandiflorus NUTT 461 



hirsutus (LiNN. ) 462 



Penstemon nitidus DOUGL 461 



pubescens SOLAND 462 



pubescens var. gracilis 



GRAY 462 



Penstemon teretiftorus NUTT 461 



Penstemon viscidulum NEES . . 461 



Pentacalia CASS 554 



Pentacophrys GRAY 216 



Pentaglossum FORSK 374 



Pentaqonia SIEG 496 



perfoliata (LiNN.) 496 



Pentalophus DC 437 



mandanense DC 437 



longiflorus A. DC 437 



Pentameris BEAUV 69 



Pentanoma Moc. and SESS 337 



Pentanthus HOOK, and ARN. . 554 



Pentapfoylloides TOURN 293 



Pentaphiltrum REICH 456 



Pentaple REICH 223 



Pentapteris HALL , 384 



Pentapterophyllum DILL 384 



Pentastemon WETTST 461 



Penthorum LINN 273 



sedoides LINN 273 



Pentreas RAF 215 



Pentstemon L'HER 461 



Peramibus RAF 543 



Peramium SALISB 171 



pubescens ( WILLD.) 171 



repens (LiNN.) 172 



Periballanthus F. and S 154 



Pericalia CASS 554 



Pericallis WEBB 553 



Pen jaea TUL 337 



Peristylis BLUME 165 



bracteatus LINDL 168 



Peritoma DC 269 



integrifolia NUTT 270 



serrulatum DC 270 



Perizoman thus PURSH 253 



Perrottetia DC 319 



Persicaria amphibiaS F. GRAY 206 



virginiana GAERTN 209 



Personatae DC 459 



Perularia LINDL 165 



Petaloma RAF 341 



