Atriplex laciniata
Frosted Orache
Atriplex littoralis
Grass-leaved Orache
Atriplex portulacoides
Sea-purslane
Atriplex prostrata
Spear-leaved Orache
Atropa belladonna
Deadly Nightshade
Avena sativa
Oat
Baldellia ranunculoides
Lesser Water-plantain
Ballota nigra
Black Horehound
Barbarea verna
American Winter-cress
Berberis vulgaris
Barberry
Berula erecta
Lesser Water-parsnip
Beta vulgaris
Sea Beet
Betonica officinalis
Betony
Betula pubescens
Downy Birch
Bidens cernua
Nodding Bur-marigold
Bidens tripartita
Trifid Bur-marigold
Bistorta officinalis
Common Bistort
Bistorta vivipara
Alpine Bistort
Blechnum spicant
Hard-fern
Blitum bonus-henricus
Good-King-Henry
Blysmus compressus
Flat-sedge
Borago officinalis
Borage
Botrychium lunaria
Moonwort
Brachypodium sylvaticum
False-brome