North American Natives: Lobe - Mach (100)
Lobed Tickseed (spp.)
Lobed Tickseed Dwarf
Lobed Tickseed 'Zamphir'
Lobelia, Big Blue (spp.)
Lobelia, Drooping
Lobelia, Great Blue (spp.)
Lobelia, Great (spp.)
Lobelia, Mexican
Lobelia, Sierra Madre
Lobelia: laxiflora angustifolia
Loblolly Pine (spp.)
Loblolly Pine Dwarf
Lobster Plant (spp.)
Lobster Plant 'Peterstar Silver Bells'
Lobster Plant 'V-14 Pink'
Lobster Plant 'V-17 Angelika White'
Lobster Plant 'Winter Rose'
Locust, Black (spp.)
Locust, Black 'Frisia'
Locust, Black Golden
Locust, Black 'Purple Robe'
Locust, Black 'Tortuosa'
Locust, Bristly
Locust, Honey 'Elegantissima'
Locust, Moss
Locust, New Mexico
Locust, Thornless Honey 'Emerald Kascade'
Locust, Thornless Honey 'Halka'
Locust, Thornless Honey 'Imperial'
Locust, Thornless Honey 'Moraine'
Locust, Thornless Honey 'Shademaster'
Locust, Thornless Honey 'Skyline'
Locust, Thornless Honey 'Summer Lace'
Locust, Thornless Honey 'Sunburst'
Locust, Thornless Honey 'True Shade'
Locust, Thorny 'Elegantissima'
Locust, Yellow (spp.)
Locust, Yellow 'Frisia'
Locust, Yellow Golden
Locust, Yellow 'Purple Robe'
Locust, Yellow 'Tortuosa'
Locust: neomexicana
Locustberry
Lodgepole Pine
Lodgepole Pine: contorta latifolia
Log Fern
Long Leaf Ephedra
Long Spined Barrel Cactus
Longleaf Pine
'Longspire' Virginia Sweetspire
Longstalk Tickseed 'Flying Saucers ™'
Longstalk Tickseed 'Sundancer'
'Lonica' American Arborvitae
Loosestrife, Fringed (spp.)
Loosestrife, Fringed 'Purpurea'
Loosestrife, Hairy (spp.)
Loosestrife, Hairy 'Purpurea'
Loosestrife, Purple-leaved (spp.)
Loosestrife, Purple-leaved 'Purpurea'
Lotus, American
Lotus, Indian (spp.)
Lotus, Indian 'Red Radiance'
Lotus, Sacred (spp.)
Lotus, Sacred 'Red Radiance'
'Louis Edmunds' Carmel Creeper
Louisiana Iris: prismatica
Louisiana Phlox (spp.)
Louisiana Phlox 'Blue Moon'
Louisiana Phlox 'May Breeze'
Louisiana Phlox 'Montrose'
Louisiana Sage (spp.)
Louisiana Sage 'Silver Queen'
Lousewort, Common
'Low Scape® Mound' Black Chokeberry
Low Spear Grass
Lowbush Blueberry
Lowland White Fir
Lucky Clover
'Lulu' Signet Marigold
Lupine (spp.)
Lupine 'My Castle'
Lupine 'Popsicle'
Lupine 'Russell Hybrid'
Lupine 'The Governor'
Lupine, Big Leaf (spp.)
Lupine, Big Leaf 'My Castle'
Lupine, Big Leaf 'Popsicle'
Lupine, Big Leaf 'Russell Hybrid'
Lupine, Big Leaf 'The Governor'
Lupine, Carolina
Lupine: fistulosa
'Lutea' American Arborvitae
'Lutea' Monterey Cypress
'Lutea Zebrina' American Arborvitae
Lyonia
Lyonia, Fetterbush
Lyre-Leaf Sage 'Burgundy Bliss'
Lyre-Leaf Sage 'Purple Knockout'
Mace Sedge
Macho, Ocotillo