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CCDB → Angiosperms → Compositae → Symphyotrichum → Aster tardiflorus L.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Aster tardiflorus L. | Symphyotrichum novi-belgii (L.) G. L. Nesom | 32,33 | IPCN online | Semple, J. C. & L. Brouillet. 1980. Chromosome numbers and satellite chromosome morphology in Aster and Lasallea. Amer. J. Bot. 67(7): 1027–1039. | |||
| Aster tardiflorus L. | Symphyotrichum novi-belgii (L.) G. L. Nesom | 24 II | 34 | IPCN online | Jones, A. G. 1980. Data on chromosome numbers in Aster (Asteraceae) with comments on the status and relationships of certain North American species. Brittonia 32(2): 240–261. |