| Lepidonia alba Redonda-Mart. & E. Martínez, 2015 |
| Lepidonia callilepis (Gleason) H. Rob. & V.A. Funk, 1987 |
| Lepidonia jonesii (B.L. Turner) H. Rob. & V.A. Funk, 1987 |
| Lepidonia mexicana (Less.) H. Rob. & V.A. Funk, 1987 |
| Lepidonia paleata S.F. Blake, 1936 |
| Lepidonia salvinae (Hemsl.) H. Rob. & V.A. Funk, 1987 |
| Lepidonia wendtiana (B.L. Turner) Redonda-Mart. & Villaseñor, 2013 |
| Lepidospartum (A. Gray) A. Gray, 1883 |
| Lepidospartum squamatum (A. Gray) A. Gray, 1883 |
| Lepidotheca Nutt., 1841 |
| Leptogyne Less., 1831 |
| Leptosyne DC., 1836 |
| Leptosyne arizonica A. Gray, 1882 |
| Leptosyne arizonica var. filiformis Greenm., 1904 |
| Leptosyne arizonica var. pubescens B.L. Rob. & Fernald, 1894 |
| Leptosyne californica Nutt., 1841 |
| Leptosyne gigantea Kellogg, 1870 |
| Leptosyne insularis Brandegee, 1899 |
| Leptosyne maritima (Nutt.) A. Gray, 1868 |
| Leria DC., 1812 |