| Lepidium virginicum subsp. eu-virginicum Thell., 1906 |
| Lepidium virginicum subsp. menziesii (DC.) Thell., 1906 |
| Lepidium virginicum var. centrali-americanum (Thell.) C.L. Hitchc., 1945 |
| Lepidium virginicum var. durangense C.L. Hitchc., 1945 |
| Lepidium virginicum var. linearifolium Farw., 1930 |
| Lepidium virginicum var. medium (Greene) C.L. Hitchc., 1936 |
| Lepidium virginicum var. pubescens (Greene) Thell., 1906 |
| Lepidium virginicum var. robinsonii (Thell.) C.L. Hitchc., 1936 |
| Lepidium virginicum var. tepicense C.L. Hitchc., 1945 |
| Lepidium virginicum var. virginicum L., 1753 |
| Lepidium wrightii A. Gray, 1853 |
| Leptocarpaea DC., 1821 |
| Leptonema Hook., 1844 |
| Lesquerella S. Watson, 1888 |
| Lesquerella argentea (S. Schauer) S. Watson, 1888 |
| Lesquerella argentea subsp. lepidota (Rose) Rollins & E.A. Shaw, 1973 |
| Lesquerella argyraea (A. Gray) S. Watson, 1888 |
| Lesquerella argyraea subsp. argyraea (A. Gray) S. Watson, 1888 |
| Lesquerella argyraea subsp. diffusa (Rollins) Rollins & E.A. Shaw, 1973 |
| Lesquerella berlandieri S. Watson, 1888 |