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CCDB → Angiosperms → Compositae → Ericameria → Haplopappus macronema (Nutt.) A. Gray
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| ! | Haplopappus macronema (Nutt.) A. Gray | Ericameria discoidea (Nutt.) G. L. Nesom | 9 | IPCN66 | Anderson & Reveal 1966 | ||
| ! | Haplopappus macronema (Nutt.) A. Gray | Ericameria discoidea (Nutt.) G. L. Nesom | 18 | Fedorov, 1974 | Solbrig et al. 1964 |