INDEX 7 
Beals alba, var. glutinosa (continued) . Betula int (continued). 
form 
a a endula, xxiii. 
var. minor, xxiii. 178, 179,189, 
190. 
‘**  populifola, xxiii. shes 
. fy ee. 19 
$$. ea) garis, xin. sot, 
alpestris, xxiii. 187, 189, 192. 
ie ” 
cordifolia, xxiii. 177, 190. 
mars — 178, 190. 
B; % cana, xxiii. 178, 190. 
Sénitinabie, xxiii. 180, 185, 186, 191. 
fruticosa, var. cuneifolia, xxiii. 185, 
186, 191. 
var. hu milis, xxiii. 187, 192. 
re oe xxili. 186, 188-190, 192. 
undifolia, xxiii. 188, 189, 
glu tinosa, xxiii. 177, 379,190. 
var. kamtscha atica, xxiii. 182. 
‘© Tauschii, xxiii. 182. 
lenta, xxiii. 189. 
Littelliana, xxiii. 192. 
utea, xxiii. 189. 
mandchurica, xxiii. 182. 
Micha xxiii. 187, 191. 
microphylla, xxiii. 170, 178, 179, 185, 
186, 189, 191. 
nana, xxiii. 186, _ 187, 1895-101. 
ninor, xxii. 190: 
pendula, xxili. 169- ae 17752178, 
182-184, 189- 
var. a xxiii. 179, 183, 
184, 9 
wepisdehies Xxiii. 171, 179, 184, 191. 
pubescens, xxiii. 169-173, 177, 190. 
aie carpatica, xxiii. 179 
. carpatica, xxiii. 179. 
tortuosa, xxiii. 178, 190. 
<x hun nilis, xxiii. ha oe: 
pumila xxiii. 186-189, 192. 
, borealis, xxiii. 179, 190. 
Lee iParessamecaentccit AST: 
- awbnitarn x ou: 188,189, 
192. 
x lenta, xxiii. 189. 
rh mbifo lia a, Xxill. “179, 185, 186, 191. 
rotundifolia, xxiii. 188, 192. 
tortuosa, xxiii. 178, 190 
verrucosa, XXiii. 169- 171; 180, 182, 
pS 191 
r resinifera, xxiii. 180, 181. 
Betulac 
Biddulphia, gllayazensis, xxiv. 90. 
Bide 237, 238. 
ns, ah 
bicolor er 
chile ensis xxiv. 210, 235. 
crocata, xvi. 537. 
secuabhea: « wi . 576. 
grandifiora, 114. 
leucantha, ix. oat ; xxiv. 210. 
mercurialis folia, vi. aide 
pilosa, xxiv. 210, 
ee xii. 94; nb . 210, 235. 
reticaulis, var. sordida, xxv. 115. 
Bigelowia, x. 43. 
brace 
hylepis, xxi. 505. 
Nelsonii, xxi. 505. 
XXxiii. 
. 186. 
‘¢  Michauxii, xxiii. 186, 187, 
) idata, x. 43 
bs 2 Bignonia, xvi. 572. 
‘¢ sibirica, xxiii. 192. buccinatoria, xvi. 572. 
4 pubescens xxiii. 189. gnaphalantha, xiv. wr 
Sal liepompler . 189. Bignoniaceae, sab 
. 189. 
rescind xxiii. 170, 173-176, 179, 
180, 
, 184, 185, 186, 190, 191. warf, xxiii. 186 
ar. commutata, xxiii. 175 Old Field, xxiii. 171 
odorata, xxiii. 190, 191. aper, xxiii. 17 
ry a Maha zig 1 White, xxiii. 171, 172. 
‘*  carpatic: < 278, 191. Birches, xxiii. 167 
‘= rhombifolia x xxii 179, 191. Bladder sr 7m v. 132 
e rtuosa, Blai prone weeR 0. 
papyracea, ate 71, i, 190 iahabioe, ‘ix. 146; xxiv. 210, 235. 
v inor, xxiii. 177, 178, 1 esa lis, Xxiv 211 235. 
I? 
papyrifera, xxiii. 70-176. ‘i. 188, Blechnum, xxiv. 108. a 
184, 190. occidentale, ix. 149; xxiv. 108, 224. 
