| Astranthium Nutt., 1840 |
| Astranthium beamanii De Jong, 1965 |
| Astranthium ciliatum (Raf.) G.L. Nesom, 2005 |
| Astranthium condimentum De Jong, 1965 |
| Astranthium integrifolium (Michx.) Nutt., 1841 |
| Astranthium integrifolium subsp. ciliatum (Raf.) De Jong, 1965 |
| Astranthium integrifolium var. triflorum (Raf.) Shinners, 1966 |
| Astranthium laetificum De Jong, 1965 |
| Astranthium mexicanum (A. Gray) Larsen, 1933 |
| Astranthium orthopodum (B.L. Rob. & Fernald) Larsen, 1933 |
| Astranthium purpurascens (B.L. Rob.) Larsen, 1933 |
| Astranthium reichei Rzed., 1984 |
| Astranthium splendens De Jong, 1965 |
| Astranthium xanthocomoides (Less.) Larsen, 1933 |
| Astranthium xylopodum Larsen, 1933 |
| Athanasiinae Lindl. Pfeiff., 1873 |
| Athronia Neck., 1790 |
| Atrichoseris A. Gray, 1884 |
| Atrichoseris platyphylla (A. Gray) A. Gray, 1884 |
| Axiniphyllum Benth., 1872 |