Arctium tomentosum
Woolly Burdock
Ardisia elliptica
Coralberry
Arenaria serpyllifolia
Thyme-leaved Sandwort
Armeria maritima
Thrift
Armoracia rusticana
Horse-radish
Arrhenatherum elatius
False Oat-grass
Arum maculatum
Lords-and-Ladies
Aruncus dioicus
Buck's-beard
Asperula cynanchica
Squinancywort
Astragalus glycyphyllos
Wild Liquorice
Astrantia major
Astrantia
Atriplex laciniata
Frosted Orache
Atriplex littoralis
Grass-leaved Orache
Atriplex portulacoides
Sea-purslane
Atriplex prostrata
Spear-leaved Orache
Avena sativa
Oat
Avenula pubescens
Downy Oat-grass
Azadirachta indica
Neem
Baldellia ranunculoides
Lesser Water-plantain
Baltimora recta
Beautyhead
Barbarea vulgaris
Winter-cress
Begonia sp.
Bellis perennis
Daisy
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
Bougainvillea glabra
Brachypodium sylvaticum
False-brome
Brassica napus
Oil-seed Rape
Bromopsis ramosa
Hairy-brome
Bryonia dioica
White Bryony
Bunchozia armeniaca
Cansaboca
Butomus umbellatus
Flowering-rush
Buxus sempervirens
Box
Caesalpinia pulcherrima
Poinciana
Cakile maritima
Sea Rocket
Calamagrostis canescens
Purple Small-reed
Calliandra tergemina
Dwarf Powder Puff
Callicarpa pedunculata
Beautyberry
Callindra houstoniana
Callistephus chinensis
China aster
Calluna vulgaris
Heather
Calopogonium mucunoides
Calopo
Calotropis gigantea
Giant Calotrope
Caltha palustris
Marsh-marigold
Calystegia pulchra
Hairy Bindweed
Campanula cervicaria
Bristly Bellflower
Campanula latifolia
Giant Bellflower
Campanula patula
Spreading Bellflower
Campanula persicifolia
Peach-leaved Bellflower
Campanula rapunculoides
Creeping Bellflower
Campanula rotundifolia
Harebell
Campanula trachelium
Nettle-leaved Bellflower
Cardamine corymbosa
New Zealand Bitter-cress
Cardamine flexuosa
Wavy Bitter-cress
Cardamine hirsuta
Hairy Bitter-cress
Cardamine impatiens
Narrow-leaved Bitter-cress
Cardamine occulta
Cryptic Bittercress
Cardamine pratensis
Cuckooflower
Carduus crispus
Welted Thistle
Carduus nutans
Musk Thistle
Carex acutiformis
Lesser Pond-sedge