Aster Heath . 
“ Heart-leaved 
“ laevis . 
“ laterifolius . 
“ linaritolius . 
“ multiflorus . 
“ New England 
“ New York .. 
“ Smooth .... 
“ Starved ..,. 
“ umbellatus . 
“ vimineus ... 
“ Wood . 
Avens . 
Azalea . 
Baptisia australis 
•tinctoria . 
Bean, Wild . 
Beard-tongue 
Bee Balm . 
Beech Drops 
185 Beggar-ticks . 196 
184 Bellflower . 173 
183 Bellwort .\. 25 
186 Betony, Wood . 166 
187 Bidens frondosa . 196 
185 “ laevis . 196 
182 Bindweed, Hedge . 148 
183 Bittersweet . 157 
183 Blackberry . 85 
186 Blazing Star . 176 
187 Bloodroot . 75 
186 Bluebell . 173 
187 Bluets . 170 
88 Blue-weed .-. 151 
126 Boneset . 177 
91 Bouncing Bet . 62 
92 Brassica nigra . 79 
98 Brauneria purpurea . 191 
161 Brooklime . 162 
156 Broom-rape . 167 
167 Bugloss . 151 
220 
