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CCDB → Angiosperms → Compositae → Arnica → Arnica chamissonis subsp. incana (A. Gray) Maguire
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Arnica chamissonis subsp. incana (A. Gray) Maguire | Arnica chamissonis Less. | 57 | IPCN online | Downie, S. R. 1985. Chromosome Number Reports LXXXVIII. Taxon 34: 547–551. | |||
| Arnica chamissonis subsp. incana (A. Gray) Maguire | Arnica chamissonis Less. | 38 | IPCN online | Straley, G. B. 1979. In IOPB chromosome number reports LXIII. Taxon 28: 278. |