INDEX. 



421 



Pleuropogon, R. Br 



Sabinii, R. Br 



Poa, Linn . 222, 



abbreviata, R. Br 



airoides, Nutt 



alpina, Linn 



alsodes, Gray 



andina, Nutt 



var. purpurea, Vasey .... 

 andina, Nutt 



var. purpurea, Vasey 



angustata, R. Br 



annua, Linn 



aquatica, Pursh 



var. /?. Americana, Torr.. 



arctica, R. Br 



Bolanderi, Vasey 



boreale, Hook. 



cscsia, Smith 



var. strictior, Gray 



Californica, Vasey 



Canadensis, Beauv 



cenisia, All 



compressa, Linn 



crocata, Michx 



cuspid ata, Vasey & Scrib 



debilis, Torr 



var. acutiflora, Vasey 



Eatoni, Wat 225, 



elongata, Torr 



Eragrostis, Linn 



fasciculata, Hook 



festucxformis, Host 



flavicans, Ledeb 



ftexuosa, Wahl 



'fulva, Trin 



glauca, Vahl 



glurnari-s, Trin 



Hovvellii, V. & S 



laxa, Hgenk 225, 



leptocoma, Trin 



Macounii, Vasey 



Michauxii, Kunth 



nemoralis, Linn * 



ntmoralis, Hook 



nemoralis, Torr 



nervata, VVilld 



Nevadeneis, Vasey ...... 226, 



Nutkaensis, Presl 



oblusa, Muhl 



palustris, Muhl 



parviflora, Pursh 



pratensis, Linn. 



purpurascens. Vasey 226. 



replans, Michx 



serotina, Ehrh 



var. crecta 



var. Hattii 



stenantha, Trin 227, 



striata, Michx 



PAGE 



. 220 

 . 220 

 2, 395 

 . 222 

 . 231 

 . 222 

 . 222 

 . 223 

 . 223 

 . 224 

 . 395 

 . 229 

 . 223 

 . 230 

 230 

 224 

 223 

 221 

 223 

 223 

 224 

 230 

 224 

 224 

 226 

 224 

 224 

 225 

 395 

 231 

 219 

 231 

 232 

 225 

 224 

 229 

 222 

 225 

 225 

 395 

 225 

 225 

 221 

 225 

 223 

 222 

 232 

 395 

 226 

 233 

 226 

 232 

 226 

 395 

 219 

 226 

 227 

 227 

 395 

 232 



PAGE 



subaristata, Scrib 227, 395 



tenuiflora, Nutt 227 



var. Oregona, Vasey 227 



trivialis, Linn 227 



Vaaeyana, var. angustifolia . . . 395 



Pogonia, Juss 11 



ophioglossoides, Ker 11 



pendula, Lindl 11 



verticillata, Nutt 12 



Polanisia 306 



graveolens, Raf 306 



trachysperma, Torr. & Gray.. 306 



Pollinia scoparia, Spreng 185 



Polygonatum, Adans , 28 



angustifolium, Pursh 28 



biflorum,Ell 28 



canaliculatum, Pursh 28 



giganteum, Dietr 28 



hirtum, Pursh 28 



latifolium, Pursh 28 



var. commutatum, Baker. . 28 



multiflorum, Desf 28 



multiflorum, Hook 28 



multiflorum, Pursh 28 



pubescens, Pursh 28 



Polygonum 352 



coarctatum, Dougl 352 



Douglasii, Greene 352 



emersum, Muhl. (?)... 353 



incarnatum 353 



intermedium, Nutt 352 



iapathifolium, Linn .... ..... 353 



var. incanum, Koch 353 



var. incarnatum, Wat... 353 



minimum, Wat 352 



Muhlenbergii, Wat 353 



Muhlenbergii, Macoun 353 



nodosum, Pers 353 



Tartaricum, Linn 354 



Poly podium, Linn 257 



alpestre, Hoppe 271 



bulbiferum, Linn 280 



calcareum, Pursh 270 



carnosum, Kellogg 258 



connectilc, MX 267 



Dryopteris, Linn 270 



var. calcareum, Gr 270 



falcatum, Kellogg 258 



glycyrrhiza, Eaton 258 



hexagonoptcrum, Michx 270 



Phegopteris, Linn 269 



var. majus, Hook 270 



Robertianum, Hoff 270 



Scouleri, Hook. & Grev 258 



Virginianum, Linn 257 



vulgare, Linn 257 



var. Americanum, Hook. . 257 



Polypogon, Desf 201 



alopccuroides, Buckl 198 



fugax, Boland 201 



