| Lepidium intermedium A. Rich., 1847 |
| Lepidium intermedium var. pubescens Greene, 1881 |
| Lepidium lasiocarpum Nutt. ex Torr. & A. Gray, 1838 |
| Lepidium lasiocarpum subsp. georginum (Rydb.) Thell., 1906 |
| Lepidium lasiocarpum subsp. palmeri (S. Watson) Thell., 1906 |
| Lepidium lasiocarpum subsp. wrightii Thell., 1906 |
| Lepidium lasiocarpum var. georginum (Rydb.) C.L. Hitchc., 1936 |
| Lepidium lasiocarpum var. lasiocarpum Nutt. ex Torr. & A. Gray, 1838 |
| Lepidium lasiocarpum var. latifolium CL. Hitchc., 1945 |
| Lepidium lasiocarpum var. orbiculare (Thell.) C.L. Hitchc., 1945 |
| Lepidium lasiocarpum var. palmeri (S. Watson) C.L. Hitchc., 1945 |
| Lepidium lasiocarpum var. rosulatum CL. Hitchc., 1945 |
| Lepidium lasiocarpum var. rotundum C.L. Hitchc., 1936 |
| Lepidium lasiocarpum var. wrightii (A. Gray) C.L. Hitchc., 1936 |
| Lepidium latifolium L., 1753 |
| Lepidium latipes Hook., 1837 |
| Lepidium latipes var. latipes Hook., 1837 |
| Lepidium leoicarpum Hook. & Arn., 1838 |
| Lepidium macrum Standl., 1937 |
| Lepidium matritense Pau, 1887 |