Abraham-Isaac-Jacob
Agrimony
Alexanders
Alpine Squill
Alsike Clover
American Skunk-cabbage
Amphibious Bistort
Angular Solomon's-seal
Asarabacca
Astrantia
Autumn Gentian
Autumn Hawkbit
Autumn Lady's-tresses
Autumn Squill
Babington's Leek
Balm-leaved Figwort
Barren Strawberry
Basil Thyme
Bastard Balm
Beaked Hawk's-beard
Bedstraw Broomrape
Bee Orchid
Bell Heather
Bermuda-buttercup
Betony
Bilberry
Bird's-eye Primrose
Bird's-foot
Bird's-nest Orchid
Birthwort
Biting Stonecrop
Bittercress
Bittersweet
Black Bryony
Black Horehound
Black Medick
Black Mustard
Black Nightshade
Black-bindweed
Bladder Campion
Blinks
Bloody Crane's-bill
Blue Anemone
Blue Eryngo
Blue Fleabane
Blue Lungwort
Bluebell
Bog Arum
Bog Asphodel
Bog Myrtle
Bog Orchid
Bog Pimpernel
Bog Rosemary
Bogbean
Boisser's Glory-of-the-snow
Borage
Brackish Water-crowfoot
Bramble
Branched Bur-reed
Bristly Oxtongue
Broad-leaved Dock
Broad-leaved Everlasting-pea
Broad-leaved Helleborine
Broad-leaved Willowherb
Bronze Pirri-pirri-bur
Brooklime
Broussa Mullein
Buck's-horn Plantain
Bugle
Bugloss
Bulbous Buttercup
Bullwort
Bur Chervil
Burnet Rose
Burnt Orchid
Bush Vetch
Butcher's-broom
Butterbur
Carline Thistle
Catsear
Caucasian-stonecrop
Celery-leaved Buttercup
Chalk-hill Eyebright
Chamomile
Charlock
Chicory
Chilean Yellow-sorrel
Chiltern Gentian
Chives
Cleavers
Climbing Corydalis
Clustered Bellflower
Clustered Dock
Colt's-foot
Columbine
Common Amaranth
Common Bird's-foot-trefoil
Common Bistort
Common Blue-sow-thistle
Common Butterwort