Beta vulgaris
Sea Beet
Betonica officinalis
Betony
Betula pendula
Silver Birch
Betula pubescens
Downy Birch
Bidens cernua
Nodding Bur-marigold
Bidens pilosa
Spanish-needles
Bidens tripartita
Trifid Bur-marigold
Bignonia magnifica
Glowvine
Bismarckia nobilis
Bismarck Palm
Bistorta officinalis
Common Bistort
Bistorta vivipara
Alpine Bistort
Blackstonia perfoliata
Yellow-wort
Blitum bonus-henricus
Good-King-Henry
Blumea balsamifera
Sambong
Borago officinalis
Borage
Borago pygmaea
Slender Borage
Bougainvillea glabra
Brachyglottis x jubar
Shrub Ragwort
Brassica juncea
Chinese Mustard
Brassica napus
Oil-seed Rape
Brassica oleracea
Wild Cabbage
Brassica rapa
Turnip
Breynia disticha
Snowbush
Brunfelsia americana
Lady of the Night