INDEX. 



401 



confinis, Willd 204 



Phragmites, Linn 216 



Asclepias 341 



speciosa, Torr 341 



Asparagus, Linn 27 



officinalis, Linn 27 



Aspidium, Swartz 271 



acrostichoides, Swartz 277 



aculeatum, Swartz 278 



var. Braunii, Doell 278 



var. lobatum, Kunze 278 



var. scopulinum, D. C. 



Eaton 279 



acvJeatum, Pursh 278 



alpestre, Swartz 271 



Americanum, Davenport 275 



angunlum, Willd 267 



asplenoides, Swartz 207 



alomarium, Muhl 280 



Boottii, Tuck 276 



Braunii, Spenner 278 



bulbiferum, Swartz 280 



cristatum, Swartz 272 



var. Clintonianum, D. C. 



Eaton 273 



var. vliginomm, Milde. . . 276 



dilalatum, Swartz 275 



Filix-mas, Swartz 274 



Mlix-mas, Pursh 273 



fragrans, Swartz 276 



Goldieanum, Hook 273 



intermedium, "Willd 275 



lobatum. Smith 278 



Lonchitls, Swartz ' 277 



marginale, Swartz 274 



montanum, Swartz 280 



montanum, Milde 272 



munitutn, Katif 278 



Noveboracense, Swartz 271 



obtusum, Willd 284 



Oreopteris, Swartz 272 



punctilobum, Willd 285 



rigidum, Swartz 274 



rH^duium, SviHTtz 283 



spinulosum, Swartz 275 



var. Boottii, Gray 276 



var. dilatatum. Hook — 275 

 var. intermedium, D. C. 



Eaton „. 275 



tenue., Swartz 279 



Thelypteris, Swartz 272 



thelypteris. Hook 271 



var. Noveboracense, Willd- 271 



Asplenium, Linn 264 



acrostichoides, Swartz 266 



angustifolium, Michx 266 



ebeneum, Ait 266 



Filix-foemina, Bernh 267 



var. angustum, D. C. Eaton 267 

 var. Michauxii, Mett 267 



PAGE 



■ melanocaulon, Willd 265 



platyneuron, Oakes 266 



rliizopliyllum, Linn 268 



thelypteroides, Michx 266 



Trichomanes, Linn 265 



Trichomanes, Linn 264 



trichomanoides, Michx 266 



viride, Huds 264 



Asprella, Willd 248 



hystrix, Willd 248 



oryzoides. Lam 184 



Virginica, Eoem. & Schultz. . . 184 



Aster, 332 



campestris, Nutt 333 



foli^ceus, Lindl., var. Eatoni, 



Gray 333 



var. pubescens, Gray .... 334 

 Novi-Belgii, Linn.var. litoreus. 



Gray 333 



occidentalis, Nutt 833 



paniculatus 333 



patulus, Lam 333 



peregrinus, Pursh 333 



puniceus, Linn., var. firmus. ■ ■ 333 



var. lasvicaulis. Gray 333 



var. lucidulus. Gray 333 



radulinus. Gray 332 



subulatus, Michx 334 



Tradescanti, Linn 333 



Astragalus 317 



collinus 317 



filipes, Torrey 317 



Mortoni, Nutt 317 



stenophyllus, Torr. & Gray.. . 317 



Atheropogon apludoides, Wahl 216 



ohgostachyum, Nutt 216 



Athyrium alpestre, Ny 1 271 



Filix-fcemina, Both 267 



Filix-fmmina, var. ;3. Hook . . . 267 

 thelypteroides, Desv 266 



Atriplex, 351 



patulum, Linn 351 



var. hastatum, Gray 352 



var. littorale. Gray 352 



Atropis angustata, Ledeb 229 



Californiea, Munro 224 



distans, Griseb 231 



distans, Thurber 232 



tenui flora, Thurber 227 



Avena, Linn 212, 394 



annua, Linn 213 



fatua, Linn 212 



glumacea, Michx 214 



mollis, Michx 212 



pr<£cox, Beauv 208 



pratensis, var. Americana, 



Sorib 213 



Smithii, T. C. Porter 394 



spicata, Linn 214 



striata, Michx 213 



