Brown Eyed Susan (spp.) Brown Eyed Susan 'Apricot-Orange Sport'
Brown Eyed Susan 'Baby Cole' Brown Eyed Susan 'Burgundy'
Brown Eyed Susan 'Dazzler' Brown Eyed Susan 'Goblin'
Brown Eyed Susan 'Summer's Kiss' Brown Eyed Susan 'The Sun'
Brown Mustard 'Osaka Purple' Brown Mustard 'Red Giant'
Brown-Eyed Grass Brown-eyed Susan
'Bruce's White' Creeping Phlox 'Bruno' Common Sneezeweed: Helenium
'Bubblegum' Moss Phlox Buchanan's Sage
Buckhorn Cholla Buckler Fern
Buckwheat Buckwheat, Kennedy's
Buckwheat, Saffron Buckwheat, Sulphur Flower
Buckwheat, Sulphur (spp.) Buckwheat, Sulphur 'Arizona Sun'
Buckwheat, Wild Buckwheat: arborescens, Wild
Buckwheat: parvifolium, Wild Buckwheat: umbellatum, Sulphur
'Buderin Blue' Star Cluster Buffalo Grass 'Sharps Improved'
Buffalo Grass Variegated Buffalo Weed
Bugbane, Kamchatka 'White Pearl' Bugelweed, Common (spp.)
Bugelweed, Common 'Atropurpurea' Bugelweed, Common 'Bronze Beauty'
Bugelweed, Common 'Burgundy Glow' Bugelweed, Common 'Catlin's Giant'
Bugelweed, Common 'Crispa' Bugelweed, Common 'Jungle Beauty'
Bugelweed, Common 'Metallica' Bugelweed, Common 'Purpurea'
Bugelweed, Common 'Renick' Bugelweed, Common 'Rosea'
Bugelweed, Common 'Silver Beauty' Bugelweed, Common White
Bugle Lily: aletroides Bugle Lily: intermedia
Bugle Lily: pillansii Bugle Vine, Red (spp.)
Bugler, Scarlet (spp.) Bugler, Scarlet 'Rondo'
Bugleweed (spp.) Bugleweed 'Atropurpurea'
Bugleweed 'Bronze Beauty' Bugleweed 'Burgundy Glow'
Bugleweed 'Catlin's Giant' Bugleweed 'Crispa'
Bugleweed 'Jungle Beauty' Bugleweed 'Metallica'
Bugleweed 'Purpurea' Bugleweed 'Renick'
Bugleweed 'Rosea' Bugleweed 'Silver Beauty'
Bugleweed White Bugleweed, Blue (spp.)
Bugleweed, Carpet (spp.) Bugleweed, Carpet 'Atropurpurea'
Bugleweed, Carpet 'Bronze Beauty' Bugleweed, Carpet 'Burgundy Glow'
Bugleweed, Carpet 'Catlin's Giant' Bugleweed, Carpet 'Crispa'
Bugleweed, Carpet 'Jungle Beauty' Bugleweed, Carpet 'Metallica'
Bugleweed, Carpet 'Purpurea' Bugleweed, Carpet 'Renick'
Bugleweed, Carpet 'Rosea' Bugleweed, Carpet 'Silver Beauty'
Bugleweed, Carpet White Bugleweed, Pyramidal 'Metallica Crispa'
Bugleweed, Upright (spp.) Bugleweed: australis
Bugleweed: pallisandra Bugloss
Bugloss, Cape (spp.) Bugloss, Common Viper's
Bugloss, Siberian (spp.) Bugloss, Siberian 'Hadspen Cream'
Bugloss, Siberian 'Jack Frost' Bugloss, Siberian 'Langtrees'
Bugloss, Siberian 'Langtrees ('Aluminum Spot')' Bugloss, Siberian Variegated
Bugloss: decaisnei Bugloss: simplex, Viper's
Bulbine, Yellow Bull Thistle
'Bullis' Bromeliad Bullock's Bottlebrush Aloe
Bullrush Bullwort, Large