566 
Barbarea 
v. arcuata 2 177 
verna 177 
Barkhausia 
grandiflora 4 205 
Bartonia 3 16 
albicaulis 2 566 
decapetala 567-8 
iodandra 3.17 
lanceolata 317 
nuda 2 567 
ornata 2 568 
paniculata 317 
tenella 16 
verna 17 
virginica 16 
Bartonia 2 566 
Bartsia 3 218 
acuminata 215 
alpina 219 
coccinea 214 
Odontites 219 
viscosa 219 
Bassia 
hirsuta 2 16 
Batis 
vermiculata 2 23 
Batodendron 2 698 
andrachnaeforme 698 
arboreum 698 
Batrachium 2 115 
(Ranunculus 
in part) 
circinatum 2 116 
divaricatum 116 
hederaceum 115, 6 
longirostre 116 
trichophyllum 116 
Batschia 
canescens 3 89 
carolinensis 89 
Beckmannia I 228 
erucaeformis 228 
“uniflora 228 
Behen 2 64 
vulgaris 64 
Belamcanda I 541 
chinensis 542 
Bellis 401 
integrifolia 402 
perennis 401-2 
Benthamidia 2 664 
Benzoin 2 135 
(Lindera) 
aestivale 135 
Benzoin 135, 
melissaefolium 136 
BERBERIDACEAE 2 126 
Berberis 2 127 
Aquifolinm 128 
canadensis 127 
repens 128 
sinensis 127 
vulgaris 127 
Berchemia 2 501 
scandens 502 
volubilis 502 
Bergia 2 539 
capensis 239 
texana 539 
Berlandiera 3 463 
lyrata 464 
texana 463 
Berteroa 2 153 
(Alyssum in part) 
incana 153 
mutabilis 153 
Berula 655 
angustifolia 655 
erecta 655 
Besseya 
rubra 3 199 
™ 
Betonica 128 
(Stachys in part 
officinalis 128 
BETULACEAE I 605 
Betula I 607 
alba 608, 9 
alleghanensis 610 
Alnobetula 612 
alnus 613 
coerulea 608 
cordifolia 609 
fontinalis 610 
glandulifera 611 
glandulosa 611 
Jackii 609 
lenta 609 
lutea I 610 
Michauxit 612 
microphylla 610 
nana 612 
nigra 609 
occidentalis 610 
papyracea 609 
Papyrifera I 609 
“minor 609 
pandula 608 
populifera 608 
pumila 611 
Sandbergi 611 
Bicuculla 2 142 
(Dicentra) 
canadensis 142 
Cucullaria 141 
eximia 143 
Bidens 3 494-9 
acuta 3 496 
aristosa 495-6, 499 
Beckii 500 
bidentoides 3 496 
bipinnata 498 
cernua 495 
chrysanthemoides 495 
comosa 49 
connata 495-6 
“ pinnata 495 
coronata 3 498 
discoidea 497 
Eatoni 3 495 
elegans 495 
frondosa 497 
“ puberula 497 
gracilis 501 
involucrata 499 
laevis : 3 495 
lugens 495 
melanocarpa 3 497 
riparia 496 
trichosperma 498 
“ tenuiloba 498 
epee 494 
vulgata 497 
Bifora 2 647 
americana 647) 
radians 647 
Bigelovia 
Engelmanni = 35: 377 
graveolens 376 
Howardi 376 
nudata 375 
uniligulata 3 392 
BIGNONIACEAE — 3 
N 
Bignonia 237 
capreolata 237 
Catalpa 238 
crucigera 237 
radicans 237 
sempervirens 2 730 
tomentosa 3 189 
Bistorta I 671 
vivipara 671 
Blechnum 
virginicum i 24 
GENERAL INDEX OF LATIN GENERA AND SPECIES. 
Blephariglottis 1 556 
albiflora 550-7 
blephariglottis 557 
ciliaris 557 
cristata 557 
grandiflora 558 
lacera 558 
leucophaea 558 
peramoena 559 
psycodes 559 
Blephilia 3 134 
ciliata 134-5 
hirsuta 135 
nepetoides 135 
Bletia 
aphylla I 577 
Blitum 215 
Bonus-Henricus 14 
capitatum Is 
chenopodioides 17 
glaucum 10 
Nuttallianum 17 
rubrum 13 
Bocconia 
cordata 2 140 
Boebera 3 513 
chrysanthemoides 513 
Papposa 513 
Boehmeria I 637 
cylindrica 637 
ramiflora 637 
scabra 637 
Boltonia 3 403 
asteroides 404 
decurrens 405 
diffusa 404 
glastifolia 403-4 
latisquama 404 
Bonamia 
see Stylisma 3 41 
Boottia 2 262 
BoRAGINACEAE 3°72 
Borago 92 
officinalis 92 
Borrichia 3.477 
frutescens 477 
Botrychium I 2-6 
dissectum 5 
gracile 6 
lanceolatum 6 
Lunaria 3 
matricariae 5 
matricariaefolium 4 
matricarioides 5 
neglectum 4 
obliquum 5 
occidentale 6 
onondagense 4 
rutaceum 5 
rutaefolium 5 
silaifolium 6 
simplex 3 
tenebrosum 4 
ternatum. vars. 5,6 
virginianum 6 
Bouteloua I 227 
curtipendula 228 
hirsuta 2e7 
oligostachya 227 
racemosa © 228 
Boykinia 
aconitifolia 2 223 
humilis 579 
Brachiaria 
digitarioides 1 137 
obtusa 138 
Brachyactis 3 434 
(Aster in part) 
angusta 434 
ciliata 434 
frondosa 434 
Brachychaeta 3 400 
Vot. III. 
Brachychaeta 
cordata 3 401 
sphacelata _ 401 
Brachyelytrum 1 189 
aristatum 190 
“ Engelmanni 190 
erectum 190 
Brachylobus 
hispidus 2 161 
Brachyris - 
dracunculoides 3370 
Brachystemon 
see Koellia 3 141-5 
Bradburya 2 417 
virginiana 417 
Bradleia 2 374,418 
frutescens 374 
Bramia 3 192 
indica 192 
Monniera 192 
rotundifolia 192 
Brasenia 2 76 
peltata 76 
purpurea 76 
Schreberi 76 
BRASSICACEAE 2 146 
Brassica 2 192 
alba I9I 
arvensis 192 
campestris 193 
Eruca 192 
japonica 194 
juncea 193 
Napus 194 
nigra 193 
oleracea 192-4 
orientalis 175 
perfoliata 175 
Rapa 193 
Sinapistrum 192 
Brauneria 3 475 
see Echinacea 475-6 
atrorubens 476 
angustifolia 3 476 
pallida 476 
paradoxa 476 
purpurea 475 
Braya 
humilis 2176 
Breweria 
see Stylisma 3 41 
Brickellia 
grandiflora 3 363 
Briza I 250 
canadensis 263 
Eragrostis 238 
media 250 
minor 251 
Brizopyrum 
see Bistichlis I 249 
BROMELIACEAE I 456 
Bromus I 274 
arvensis 279 
asper 275 
breviaristatus 280 
brizaeformis 280 
ciliatus 276 
commutatus 278 
erectus 276 
giganteus 273 
hordeaceus 278 
incanus 276 
inermis 277 
Kalmii 277 
madritensis 275 
maximus 275 
mollis 278 
patulus 279 
Porteri 277 
purgans 276 
“ latiglumis 276 
