Atriplex littoralis
Grass-leaved Orache
Atriplex portulacoides
Sea-purslane
Atriplex prostrata
Spear-leaved Orache
Avena sativa
Oat
Avenula pubescens
Downy Oat-grass
Baldellia ranunculoides
Lesser Water-plantain
Barbarea vulgaris
Winter-cress
Berula erecta
Lesser Water-parsnip
Betonica officinalis
Betony
Betula pubescens
Downy Birch
Bidens cernua
Nodding Bur-marigold
Bidens tripartita
Trifid Bur-marigold
Bistorta officinalis
Common Bistort
Blitum bonus-henricus
Good-King-Henry
Blysmus compressus
Flat-sedge
Bolboschoenus maritimus
Sea Club-rush
Borago officinalis
Borage
Borago pygmaea
Slender Borage
Brachypodium sylvaticum
False-brome
Brassica napus
Oil-seed Rape
Bromopsis ramosa
Hairy-brome
Bryonia dioica
White Bryony
Butomus umbellatus
Flowering-rush
Buxus sempervirens
Box