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CCDB → Angiosperms → Compositae → Packera → Senecio obovatus Muhl. ex Willd.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Senecio obovatus Muhl. ex Willd. | Packera obovata (Muhl.) W. A. Weber & Á. Löve | 22 | IPCN online | Hill, L. M. 1989. IOPB chromosome data 1. Int. Organ. Pl. Biosyst. Newslett. (Zurich) 13: 17–19. | |||
| Senecio obovatus Muhl. ex Willd. | Packera obovata (Muhl.) W. A. Weber & Á. Löve | 44, ca 90 | IPCN online | Morton, J. K. 1981. Chromosome numbers in Compositae from Canada and the U.S.A. Bot. J. Linn. Soc. 82: 357–368. | |||
| Senecio obovatus Muhl. ex Willd. | Packera obovata (Muhl.) W. A. Weber & Á. Löve | 22 | IPCN online | Kowal, R. R. 1975. Systematics of Senecio aureus and allied species on the Gaspe Peninsula, Quebec. Mem. Torrey Bot. Club 23: 1–113. | |||
| ! | Senecio obovatus Muhl. ex Willd. | Packera obovata (Muhl.) W. A. Weber & Ã. Löve | 22 | Cave1962 | Jackson 1962b |