Bachelor's buttons, 229.
Bachelor's buttons, yellow, 231.
Balm, bee, 175.
large-flowered bastard, 174.
Bay, dwarf, 79.
Bellflower, broad-leaved, 50.
peach-leaved, 50.
great, 49.
Bellis perennis, 40.
p. aucubæfolia, 40.
p. prolifera, 40.
Bergamot, wild, 176.
Bloodroot, 235.
Blandfordia cordata, 108.
Bluebell, 267.
Bluebottle, large, 54.
Bluets, 146.
Bocconia cordata, 42.
Borago sempervirens, 9.
Bruisewoorte, 42.
Buglossum sempervirens, 9.
Bulbocodium, spring, 46.
trigynum, 45.
vernum, 46.
Butterbur, common, 198.