'Butter and Sugar' Siberian Iris Butter Nut Tree
Buttercup Flower (spp.) 'Buttercup' Rock Rose
Buttercup Winter Hazel 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 Bush 'Butterfly' Bush Honeysuckle
Butterfly Flower Butterfly Flower 'Floraboard'
Butterfly Flower: wisetonensishybrid Butterfly Gardenia
Butterfly Ginger Butterfly Ginger: coronarium
'Butterfly Heaven' Butterflybush: Buddleia Butterfly Iris
'Butterfly' Japanese Maple 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 Tree
Butterfly Vervain Butterfly Vine, Mexican
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'
Butterflybush 'African Queen' Butterflybush 'Attraction'
Butterflybush 'Bonnie' Butterflybush 'Border Beauty'
Butterflybush 'Cornwall Blue' Butterflybush 'Ellen's Blue'
Butterflybush 'Empire Blue' Butterflybush 'English Butterfly™ Adonis Blue™'
Butterflybush 'English Butterfly™ Peacock™' Butterflybush 'English Butterfly™ Purple Emperor™'
Butterflybush 'Fortune' Butterflybush 'Guinevere'
Butterflybush 'Miss Ellen' Butterflybush 'Moonshadow'
Butterflybush 'Nitche's Choice' Butterflybush 'Orchid Beauty'
Butterflybush 'Peace' Butterflybush 'Petite Plum'
Butterflybush 'Pink Spread' Butterflybush 'Potter's Purple'
Butterflybush 'Purple Prince' Butterflybush 'Queen's Robe'
Butterflybush 'Raspberry Wine' Butterflybush 'Silver Frost'
Butterflybush 'Summer Beauty' Butterflybush 'Summer Rose'
Butterflybush 'White Ball' Butterflybush 'White Harlequin'
Butterflybush, Japanese 'Glouster' Butterflybush, Japanese 'Miss Vicie'
Butterflybush, Weeping 'Glouster' Butterflybush, Weeping 'Miss Vicie'
Butterflybush, Woolly Butterflybush: alternifolia
Butterflybush: Buddleia 'Butterfly Heaven' Butterflybush: Buddleia 'InSpired® Pink'
Butterflybush: Buddleia 'InSpired® Violet' Butterflybush: Buddleia 'InSpired® White'
Butterflybush: Buddleia 'Lo & Behold® Lilac Chip' Butterflybush: Buddleia 'Summer Skies'
Butterflybush: crispa Butterflybush: globosa
Butterflybush: hybrid 'Opera' Butterflybush: hybrid 'Princeton Purple'
Butterflybush: hybrid 'Violet Message' Butterflybush: salviifolia
Butterflybush: weyerianahybrid 'Honeycomb' Butterprint (spp.)
'Butterwort' American Boxwood Button Eryngo
Button Heath Button Snake Root
Button Snakeroot (spp.) Button Snakeroot 'Floristan Violet'
Button Snakeroot 'Kobold' Button Snakeroot White
Button Willow (spp.) Button Willow 'Sugar Shack®'
Button, Bachelor's (spp.) Button, Bachelor's 'Gnome Pink'
Buttonball Buttonbush (spp.)
Buttonbush 'Sugar Shack®' Buttonbush, Common (spp.)
Buttonbush, Common 'Sugar Shack®' Buttonbush: lanuginosa
Buttonweed (spp.) Buttonwood
Buttonwood Mangrove Buttonwood, Silver
Buttonwood, White