Lace Grass
Laceflower
Lacy Tansyaster
Ladyfern
Lagenaria
Lagerstroemia
Lakecress
Lambsquarters
Lamp Rush
Lance Selfheal
Lanceleaf Blanketflower
Lanceleaf Buckthorn
Lanceleaf Fogfruit
Lanceleaf Greenbrier
Lanceleaf Loosestrife
Lanceleaf Ragweed
Lanceleaf Sage
Lanceleaf Tickseed
Laportea
Large Clammyweed
Large Indian Breadroot
Large White Petunia
Large Whorled Pogonia
Large Yellow Vetch
Large-flower Primrose-willow
Largebract Ticktrefoil
Largebracted Plantain
Largeflower Baby Blue Eyes
Largeflower Bellwort
Largeflower Fameflower
Largeflower Tickseed
Largeflower Yellow False Foxglove
Largeleaf Grass Of Parnassus
Largeleaf Phlox
Largeleaf Pondweed
Largeleaf Waterleaf
Largeleaf Wild Indigo
Largeseed Forget-me-not
Larkspur
Late Purple Aster
Lateflowering Goosefoot
Lateflowering Thoroughwort
Laurel Greenbrier
Laurel Oak