Leather-Leaf Acacia
Lechuguilla
Lemon Bottlebrush
Leucophyllum Houdini
Leucophyllum Sierra Bouquet
Leyland Cypress
Licorice Mint
Likiang Cotoneaster
Lilac Orchid Vine
Lion's Tail, Lion's-Ear
Lippia, Creeping Lippia
Little Beardtongue
Little Leaf Ash
Little-Leaf Cordia
Littleleaf or Desert Sumac
Live Oak
Lombardy Poplar
Lowfast Bearberry Cotoneaster
Manfreda
Mangle Dulce