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CCDB → Angiosperms → Compositae → Symphyotrichum → Aster drummondii Lindl.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Aster drummondii Lindl. | Symphyotrichum drummondii (Lindl.) G. L. Nesom | 16 | 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. | |||
| Aster drummondii Lindl. | Symphyotrichum drummondii (Lindl.) G. L. Nesom | 8 II, 16 II | 32 | IPCN online | Jones, A. M. 1977. New data on chromosome numbers in Aster sect. heterophylli (Asteraceae) and their phytogenetic implications. Syst. Bot. 2: 334–347. | ||
| ! | Aster drummondii Lindl. | Symphyotrichum drummondii (Lindl.) G. L. Nesom | 36 | Darlington, 1955 | Avers 1953 |