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CCDB → Angiosperms → Compositae → Doellingeria → Aster umbellatus var. umbellatus
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Aster umbellatus var. umbellatus | Doellingeria umbellata (Mill.) Nees | 18 | IPCN online | Semple, J. C., J. G. Chmielewski & C. Leeder. 1991. A multivariate morphometric study and revision of Aster subg. Doellingeria sect. Triplopappus (Compositae: Astereae): the Aster umbellatus complex. Canad. J. Bot. 69: 256–276. | |||
| Aster umbellatus var. umbellatus | Doellingeria umbellata (Mill.) Nees | 9II | IPCN online | Semple, J. C., J. Zhang & C. Xiang. 1993. Chromosome number determinations in fam. Compositae, tribe Astereae. V. Eastern North American taxa. Rhodora 95: 234–253. |