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CCDB → Angiosperms → Compositae → Packera → Senecio pseudaureus Rydb.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| ! | Senecio pseudaureus Rydb. | Packera pseudaurea (Rydb.) W. A. Weber & Á. Löve | 20, 40 | IPCN65 | Palmblad 1965 | ||
| Senecio pseudaureus Rydb. | Packera pseudaurea (Rydb.) W. A. Weber & Á. Löve | 40 | 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 pseudaureus Rydb. | Packera pseudaurea (Rydb.) W. A. Weber & Á. Löve | c.40 | IPCN67-71 | ORNDUFF, R., T. MOSQUIN, D. W. KYHOS, & P. H. RAVEN. 1967. Chromosome numbers in Compositae. VI. Senecioneae. II. Am. Jour. Bot. 54: 205-213. | |||
| Senecio pseudaureus Rydb. | Packera pseudaurea (Rydb.) W. A. Weber & Á. Löve | 40 | IPCN73-74 | WITHERSPOON, J.T., C.G. SCHAACK, & T.J. WATSON JR. 1974. In IOPB chromosome number reports XLVI. Taxon 23: 801-812. |