| Antrophyum lanceolatum (L.) Kaulf., 1824 |
| Antrophyum lineatum (Sw.) Kaulf., 1824 |
| Antrophyum stenophyllum Rovirosa, 1909 |
| Argyrochosma (J. Sm.) Windham, 1987 |
| Argyrochosma delicatula (Maxon & Weath.) Windham, 1987 |
| Argyrochosma fendleri (Kunze) Windham, 1987 |
| Argyrochosma formosa (Liebm.) Windham, 1987 |
| Argyrochosma incana (C. Presl) Windham, 1987 |
| Argyrochosma jonesii (Maxon) Windham, 1987 |
| Argyrochosma limitanea (Maxon) Windham, 1987 |
| Argyrochosma limitanea subsp. limitanea (Maxon) Windham, 1987 |
| Argyrochosma limitanea subsp. mexicana (Maxon) Windham, 1993 |
| Argyrochosma lumholtzii (Maxon & Weath.) Windham, 1987 |
| Argyrochosma microphylla (Mett. ex Kuhn) Windham, 1987 |
| Argyrochosma pallens (Weath. ex R.M. Tryon) Windham, 1987 |
| Argyrochosma palmeri (Baker) Windham, 1987 |
| Argyrochosma peninsularis (Maxon & Weath.) Windham, 1987 |
| Argyrochosma pilifera (R.M. Tryon) Windham, 1987 |
| Aspidotis (Nutt. ex Hook. & Baker) Copel., 1947 |
| Aspidotis californica (Hook.) Nutt. ex Copel., 1947 |