| Lagascea rubra Kunth, 1818 |
| Lagascea suaveolens Kunth, 1820 |
| Lagascea tomentosa B.L. Rob. & Greenm., 1896 |
| Laggera Sch. Bip. ex Benth. & Hook. f., 1847 |
| Laggera aurita (L. f.) Sch. Bip. ex C.B. Clarke, 1876 |
| Laggera lyrata (Kunth) Leins, 1971 |
| Lancisia Fabr., 1759 |
| Lancisia australis (Siebert ex Spreng.) Rydb., 1916 |
| Lancisia coronopifolia (L.) Rydb., 1916 |
| Lancisia minuta (L. f.) Rydb., 1916 |
| Laphamia A. Gray, 1852 |
| Laphamia aglossa (A. Gray) Benth. & Hook. f., 1873 |
| Laphamia batopilensis (A.M. Powell) Lichter-Marck, 2022 |
| Laphamia bisetosa Torr. ex A. Gray, 1853 |
| Laphamia bisetosa var. appressa (A.M. Powell) Lichter-Marck, 2022 |
| Laphamia bisetosa var. spathulata (A.M. Powell) Lichter-Marck, 2022 |
| Laphamia carmenensis (A.M. Powell) Lichter-Marck, 2022 |
| Laphamia castillonii (I.M. Johnst.) Everly, 1947 |
| Laphamia coahuilensis (A.M. Powell) Lichter-Marck, 2022 |
| Laphamia cordifolia (Rydb.) Lichter-Marck, 2022 |