| Leptopharynx aglossa | Laphamia aglossa (A.Gray) Benth. & Hook.f. ex Hemsl. trib. Heliantheae |
| Leptopharynx cordifolia | Perityle cordifolia S.F.Blake trib. Heliantheae |
| Leptopharynx dissecta | Laphamia dissecta Torr. trib. Heliantheae |
| Leptopharynx grandifolia | Laphamia grandifolia (Brandegee) Everly trib. Heliantheae |
| Leptopharynx lemmonii | Laphamia lemmonii A.Gray trib. Heliantheae |
| Leptopharynx leptoglossa | Perityle leptoglossa Harv. & A.Gray trib. Heliantheae |
| Leptopharynx lloydii | Perityle lloydii (Rydb.) B.L.Rob. & Fernald trib. Heliantheae |
| Leptopharynx lobata | Perityle lobata (Rydb.) I.M.Johnst. trib. Heliantheae |
| Leptopharynx palmeri | Perityle palmeri (S.Watson trib. Heliantheae |