Lady Banks' Rose
Langman's Sage
Large-spine Agave
Lavender Cotton
Leather-Leaf Acacia
Lechuguilla
Lechuguilla Verde or Cow's Horn Aga
Lemon Bottlebrush
Leucophyllum Houdini
Leucophyllum Sierra Bouquet
Licorice Mint
Lily of the Nile
Lily of the Nile, Storm cloud
Lipstick Spreading Sage
Little Leaf Ash
Little Ollie Dwarf Olive
Little-Leaf Cordia
Live Oak
London Plane Tree