Burnet, Garden Burnet, Japanese (spp.)
Burnet, Japanese 'Lemon Splash' Burnet, Salad
Burro's Tail Bush Clover 'Homolosa'
Bush Clover, Pink (spp.) Bush Clover, Pink 'Gilbraltar'
Bush Clover, Round Head Bush Clover, Thunberg (spp.)
Bush Clover, Thunberg 'Gilbraltar' Bush Germander
Bush Monkey Flower Bush Morning Glory
Bush, Mint Bush: purpurea, Indigo
Bushy Aster 'Bonny Blue' Bushy Aster 'Lady in Blue'
Bushy Aster 'Persian Rose' Bushy Aster 'Peter Harrison'
Bushy Aster 'Rose Serenade' Bushy Aster 'Sapphire'
Bushy Aster 'Snow Cushion' Bushy Aster 'Snow Flurry'
Bushy Aster 'Winston Churchill' Bushy Aster 'Wood's Light Blue'
Bushy Aster 'Wood's Pink' Bushy Blue Skullcap
Bushy St.Johnswort Busy Lizzie (spp.)
Busy Lizzie 'Blackberry Ice' Busy Lizzie 'Blitz 2000 Red'
Busy Lizzie 'CandyŽ Coral Bee' Busy Lizzie 'CandyŽ Deep Salmon'
Busy Lizzie 'CandyŽ Mix' Busy Lizzie 'CandyŽ Rose Star'
Busy Lizzie 'Rose Parade' Busy Lizzie 'Rosette'
Busy Lizzie 'Show Stopper' Busy Lizzie 'Stardust Salmon'
Busy Lizzie 'Super Elfin Orange' Busy Lizzie 'Super Elfin Swirl'
Busy Lizzie 'Victorian Rose' Butcher's Broom 'Lanceolatus'
'Butter and Sugar' Siberian Iris Buttercup Flower (spp.)
'Buttercup' Rock Rose Buttercup, Creeping (spp.)
Buttercup, Creeping 'Buttered Popcorn' Buttercup, Creeping 'Pleniflorus'
Buttercup, Fig 'Brazen Hussy' Buttercup, Persian (spp.)
Buttercup, Persian 'Bloomingdales Pink Shades' Buttercup, Prairie Double-flowered (spp.)
Buttercup, Prairie Double-flowered 'Buttered Popcorn' Buttercup, Prairie Double-flowered 'Pleniflorus'
Buttercup, Turban (spp.) Buttercup, Turban 'Bloomingdales Pink Shades'
Buttercup, Water (spp.) Buttercup, Water 'Buttered Popcorn'
Buttercup, Water 'Pleniflorus' Buttercup: aquatilis, Water
'Buttered Popcorn' Creeping Buttercup Butterfly Agave
Butterfly Amaryllis 'Butterfly Blue' Pincushion Flower: columbaria
Butterfly Flower Butterfly Ginger
Butterfly Ginger: coronarium Butterfly Iris
Butterfly Lily Butterfly Milkweed (spp.)
Butterfly Milkweed 'Gay Butterflies' Butterfly Milkweed 'Hello Yellow'
Butterfly Orchid (spp.) Butterfly Orchid 'Blandans Kaleidoscope'
Butterfly Orchid 'Mendenhall' Butterfly Orchid 'Paula Lawrence'
Butterfly Orchid 'York' Butterfly Pea
Butterfly Vervain Butterfly Weed (spp.)
Butterfly Weed 'Red Butterfly' Butterfly Weed 'Silky Gold'
Butterfly Weed, Swamp (spp.) Butterfly Weed, Swamp 'Ice Ballet'
Butterfly Weed: tuberosa (spp.) Butterfly Weed: tuberosa 'Gay Butterflies'
Butterfly Weed: tuberosa 'Hello Yellow' Button Eryngo
Button Snake Root Button Snakeroot (spp.)
Button Snakeroot 'Floristan Violet' Button Snakeroot 'Kobold'
Button Snakeroot White Byzantine Gladiolus
'Caballero' Daylily 'Cabaret' Maiden Grass