Bougainvillea 'Alabama Sunset' Bougainvillea 'Barbara Karst'
Bougainvillea 'Cruzan Gardens' Bougainvillea 'Double Pink'
Bougainvillea 'Juanita Hatten' Bougainvillea 'La Jolla'
Bougainvillea 'Orange Fiesta' Bougainvillea 'Pink Pixie'
Bougainvillea 'Raspberry Ice' Bougainvillea 'Scarlet O'Hara'
Bougainvillea 'Tropical Bouquet' Bougainvillea 'White'
Bougainvillea 'Yellow' Bougainvillea x buttiana
Bougainvillea x buttiana 'Golden Glow' Bougainvillea glabra 'Sanderiana Variegata'
Bougainvillea spp. Bourreria succulenta
Bouteloua gracilis Bouvardia ternifolia
Brachychiton acerifolius Brachychiton bidwillii
Brachychiton discolor Brachychiton populneus
Brachychiton x roseus Brachychiton rupestris
Brachycome 'Splendor Mix' Brachycome iberidifolia
Brachycome iberidifolia 'White Splendor' Brachycome melanocarpa
Brachyglottis 'Walbrach ( Walberton's Silver Dormouse)' Brachyglottis (z)(Dunedin Group) 'Sunshine'
Brachyglottis monroi Brachysema celsianum
Brachysema minor Brachysema praemorsum 'Bronze Butterfly'
Brahea aculeata Brahea aculeata 'Elegans'
Brahea armata Brahea bella
Brahea decumbens Brahea edulis
Brahea edulis x brandegeei Brassavola 'Jimminey Cricket'
Brassavola nodosa Brassavola tuberculata
Brassica juncea 'Osaka Purple' Brassica juncea 'Red Giant'
Brassica oleracea (Acephala Group) Brassica oleracea (Acephala Group) 'Nagoya Purple'
Brassica oleracea (Acephala Group) 'Nagoya Red' Brassica oleracea (Acephala Group) 'Nagoya White'
Brassica oleracea (Acephala Group) 'Red Peacock' Brassica oleracea (Acephala Group) 'Redbor'
Brassica oleracea (Acephala Group) 'Toscano' Brassica oleracea (Acephala Group) 'White Peacock'
Brassica oleracea (Capitata Group) Brassica oleracea (Capitata Group) 'Busaro'
Brassica oleracea (Capitata Group) 'Kolpak' Brassica oleracea (Capitata Group) 'Osaka Pink'
Brassica oleracea (Capitata Group) 'Osaka Red' Brassica oleracea (Capitata Group) 'Osaka White'
Brassica oleracea (Capitata Group) 'Tokyo Pink' Brassica oleracea (Capitata Group) 'White Sparrow'
Brassica oleracea var. sabauda 'Savoy Express' Brassica rapa var. rosularia 'Tatsoi'
X Brassoepidendrum 'Green Glades' Brassolaelia 'Yellow Bird'
X Brassolaeliocattleya 'Candlelight' X Brassolaeliocattleya 'Elizabeth'
X Brassolaeliocattleya 'Mendenhall' X Brassolaeliocattleya 'Ojai Verte'
Breynia nivosa Breynia nivosa 'Nana'
Breynia nivosa 'Roseopicta' Brighamia insignis
Briza media Brodiaea elegans
Broussonetia papyrifera Browallia speciosa 'Blue Troll'
Browallia speciosa 'Major' Browallia viscosa
Browallia viscosa 'Sapphire' Brugmansia 'Charles Grimaldi'
Brugmansia 'Inca Queen' Brugmansia 'Pink'
Brugmansia 'Tricolor' Brugmansia x candida
Brugmansia sanguinea Brugmansia spp.
Brugmansia suaveolens 'Sunset' Brugmansia vulcaniola
Brunfelsia australis Brunfelsia grandiflora
Brunfelsia pauciflora Brunfelsia pauciflora 'Macrantha'