628 



INDEX OF THE GENERA AND SPECIES 



PHLEUM 



pratcnse 

 PHLOX 



aristata 



divaricata 



maculata 



pilosa ? 



reptans 



atolonifera 



subulata 

 PHRAOMITES 



127 

 128 

 129 

 128 



129 



6 



371 



communis 

 PHRYMA 



leptostachya — 



> HYLLANTHUS549 



560 



138 

 139 

 138 



282 



carolinensis 

 obovatus 

 PHYSALIS 

 lanceolata 



V1SCOSJI 



FHY50STEGIA G03 



virginiana 

 PHYTOLACCA 



decandra 

 PIN US 

 . canadensis 



inops 



rigida 



Strobus 



virginiana 

 PISUM 



sativum 

 PLANTAGO 



lanceolata 



major 



virginica 

 PLATANTHERA 



orbiculata 

 PLATANUS 



occidentalis 

 POA 



annua 



autumnaU* 



capillaris 



compressa 



cusp id at a 



elongata 1 



Eragrostis 

 Jlava 

 Jlexuosa 



JtuHam 72 



hirsuta 78 



lineata 76 



megastachya ? 79 

 nemoralis 75 



nervata 78 



parvijlora ? 76 



pectinacea 78 



pilosa 



pratensis 



pungcns 



quinq'iejida 



tesleroide* 



spec tabi lis 



stolonifera 



striata 



snbverticillata ? 



tent lla 



tenu s 



trivialis 



viridis 

 PODALYRIA 



tinctoria — ■ 



283 poDOPH YLLUM3 i 8 



5471 pcltatum — 



548 PODOSTEMUM 10 



— ccratophylluni — 

 549pOGONIA 



— I ophioglossoidcs 



648 pendula 504] 



426' verticillata 503 



— POLAJNISIA 600 

 109j graveolons — 

 HOPOLEMONIUM 127 



74 



73 



78 



75 



.76 



*73 



78 

 77 

 75 

 74 

 404 



barbatum? 



249 



coccinexm 



250 



Convolvulus 



552 



erectum 



247 



Fagopyrum 



2j2 



Hydropiper 



248 



hydropijyeroides 248-9 



tin* folium 



248 



mite 



249 



orientalc 



251 



pennsylvanicuni 



i 250 



Persicaria 



249 



punctatum 



241 



sagittatum 



251 



scandens 



252 



tenue 



248 



virginianum 



— 



virginicuM 



— 



POLYMNIA 



476 



canadensis 



— 



Uvedalia 



477 



POLYPODIUM 



575 



hcxagonoptcrum -- 



ilvense 



579 



virginianum 



575 



vulgare 



•— 



PONTEDERIA 



215 



cordata 



— 



— POPULUS 



568 

 569 



— | reptans 

 — POLYGALA 



50 



t 4"> 



74 



anibigua 

 purpurea 

 sanguined 

 Senega 

 verticillata 

 76 POLYGONATUM 



74 biflorum 



77| latifoliutn 



76 mullitlorum 

 74POLYGONUM 



77 amphibium 

 79 arifolium 

 73j aviculare 

 74 aviculare 



401 

 402 

 401 



403 

 402 

 220 



568 



568-9 



325 



314 



247 

 250 

 251 



247 



argentea 



grandidentata 



heterophylla 



laevigata 



tremula 



tremuloidcs 



trepida 

 P OR C ELI A 



triloba 

 PORTULACA 



oleracea 

 POTAMOGETON \\$ 



crispum 

 Jluitans ? 

 gramineum 

 lucens 7 

 nutans 

 pauciflorum 

 perfoliatum 

 POTENTILLA 

 canadensis 



116 



115 



116 

 115 

 303 



