triphyllus, Pursh. 1 143 Isevicaulis, Dougl. (Tab. LXIX.) 1 221
vaginatus, Pall. I 149 parviflora, Dougl. 1 221
Uralensis, L. 1 145 Bartsia, L. 2 106
Atheropogon oligostachya, Nutt. 2 242 acuminata, Pursh, 2 106
Athyrium, Presl. 2 262 alpina, L. 2 106
angustatum, Presl. 2 262 coccinea, L. 2 105
Filix-fcemina, Roth, 2 262 pallida, Mx. 2 105
fragile, Rich. . 2 260 pallida, L. 2 105
Atragene Americana, Sims. • 1 2 tenuifolia, Pursh, 2 105
Atriplex, L. 2 128 Batis, L. 2 128
angustifolia, Sm. 2 128 ? vermiculata, Hook. . 2 128
canescens, Nutt. 2 128 Batschia Caroliniana, Rtem. 2 88
Gmelini, Mey. 2 128 canescens, Mx. 2 88
littoralis, L. 2 •4128 Caroliniensis, Gmel. . 2 88
patula, L. 2 128 conspicua, Rich. *2 88
Avena, L. 2 244 decumbens, Nutt. 2 88
atro-purpurea, Link, . 2 243 Gmelini, Mx. 2 88
glumacea, Mx. 2 244 longiflora, Pursh, 2 87
mollis, Mx. 2 243 sericea, Rcem. 2 88
Scheuchzeri, Poll. . . 2 244 Benzoin, N. abJE. 2 137
spicata, L. 2 244 odoriferum, N. ab E. . 2 137
striata, Mx. . * . 2 244 B erberideas, Vent. l 28
versicolor, ViU. 2 244 Berberis, L. 1 28
Audibertia, Benth. 2 il2 Aquifolium, Pursh, 1 29
incana, Benth. 2 112 Canadensis, Mill. 1 28
Axyris ceratoides, L. 2 126 fascicularis,-Bot. Mag. 1 28
fruticosa, Gmel. 2 126 nervosa, Pursh, 1 29
Azalea, Don, . 2 44 pinnata, Lagasc. 1 28
Lapponica, L. 2 43 repens, Bot. Reg. 1 29
nudiflora, L. 2 42 vulgaris, L. 1 28
' periclymenaides, Mx. 2 42 Betula, L. 2 155
procumbens, L. 2 44 carpinifolia, Ehrh. 2 156
viscosa, L. 2 42 excelsa, Ait. 2 156
A zolla, Lam. . 2 268 glandulosa, Mx. 2 156
Caroliniana, Willd. . -. ■ 2 268 incana, L. 2 157
microphylla, Kaulf. 2 268 lenta, L. . . 2 156
Bahia, Lag. 1 315 lutea, Mx. 2 156
artemisisefolia, Less. 1 315 nana, L. 2 156
Balsamineas, Rich. 1 117 occidentalis, Hook. 2 155
Baptisia, Vent. . • ■ 1 129 ovata, Schr. 2 157
alba, Br. , 1- 129 papyracea, Ait. 2 155
tinctoria, Br. 1 129 populifolia, Ait. 2 155
Barbarea, Br. 1 39 pumila, L. 2 156
prgecox, Br. 1 39 serrulata, Ait. 2 157
vulgaris, Br. 1 39 Bidens, L. 1 314
Bartonia, Nutt. 1 221 cernua, L. l 214
albicaulis, JDougl. 1 222 chrysantbemoides, Mx. 1 314
connata, Willd. 1 314 purgans, L. 2 252
frondosa, L. 1 314 ' Sitchensis, Bong. . ■ . 2 253
pilosa, L. 1 , 314 strigosus, Bieb. . %w‘n 2 254
Blechnum, L. . . 2 263 Brizopyrum boreale, • v v 2 244
boreale, Sw. . ... . 2 263 Bunigs maritima, Pursh. . 1 ,,, ..59
doodioides, Hook. 2 263 Bupleurum, L. 1 263
Blepharipappus, Hook. 1 816 angulosum, Schul. . . ‘ ; -1. 263
glandulosus, Hook. 1 316 ran unculoides, L. l 263
. scaber> Hook. . 1 316 Cacalia atriplidfolia, Willd. ‘ ‘. l 332
Blitdm, L. 2 126 reniformis, Willd. ,. L, ' 332
capitatum, L.. 2 126 Cacte^;, Vent. . 229
chenopodioides, Nutt. 2 126 Cakile, L. . i 59
Boeh^ieria, L. . • ' 2 142 Mgyptiaca, Juss. i 59
cylindrica, Pursh, 2 142 Americana, Nutt. i >. 59
Boltonia, Jj Her it. 2 23 - edentula, Hook. i 1 59
glastifolia, Pursh, 2 23 Calamagostris, Adans. WM 240
Boottia Sylvestris, Big. . 1 186 Aleutica, Trin. 2 241
Boragineje, J uss. 2 80 arenaria, Roth. 2 241
Boschnajakia glabra, Bunge, 2 92 Canadensis, Beauv. 2 240
Botrychium, Sw. 2 265 Canadensis, Nutt. 2 240
gracile, Pursh, 2 265 coarctata, Torr. 2 240
Lunaria, Sw. 2 265 colorata, Sibth. . . . 2 234
obliquum, Muhl. 2 265. longifolia, Hook.7] 2 241
silaifolium, Presl. 2 266 Mexicana, Nutt. 2 240
.simplex, Hitch. .. 2 265 purpurascens, Br.’l 2 240
Virginicum, Sw. 2 266 stricta, Nutt. . 2 240
Botrypus Virginianus, Mx. 2 266 strigosa, Bong. 2 241
Brachyclytrum erectum, Beauv. . 2 287 sylvatica, Trin. . . 2 240
arista tum, R. et S. 2 237 Calla, L. 2 169
Brachyris, Nutt. 2 23 palustris, L. 2 169
Euthamia, Nutt. • 2 . 23 Calligonum canescens, Pursh, 1 9 128
Brasenia peltata, Pursh, 1 32 Calliopsis, Reich. i 311
Braya, Sternb. 1 65 Atkinsoniana, Hook. i 311
alpina, Sternb. 65 Callitriche, L. n 216
arctica, Hook. i 66 aquatica, Big. i ,217
glabella, Rich. 1 65 aquatica, y. Sm. i 217
pilosa, Hook. (Tab. XVII. A.) i 65 autümnalis, L. i 217
Briza Canadensis, Mx. 2 249 brevifolia, Pursh, V-f17
Brizopyrum, Presl. 2 254 heterophylla, Pursh, i 217
boreale, Presl. 2 254 linearis, Pursh, l 217
.spicatum, H. and A . . 2 254 terrestris, Rafin. l 217
Brodijea, Sm. 2 186 verna, L. l 217
congesta, Sm. 2 186 Calluna vulgaris, Salisb.*
coronaria, Salisb. ’.;2 186 Calochortus, Pursh, . 2 183
grandiflora, Hook. 2 186 * This should have been grandiflora, Nutt. 2 185 inserted at p. 39.’ as an in- Bromvs, L. 2 252 habitant of Newfoundland, on the authoritvof De la Pylaie.,
voL. n . 2