CCDB is a community resource. If you are aware of any missing data or if any of the counts are erroneous please submit it to the forms submit new counts, or report erroneous counts.
CCDB → Angiosperms → Compositae → Parthenium → Parthenium alpinum var. alpinum
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Parthenium alpinum var. alpinum | Parthenium alpinum (Nutt.) Torr. & A. Gray | 18(1) | Asteracea | Hashemi et al. 1986 Amer. J. Bot. | |||
| ! | Parthenium alpinum var. alpinum | Parthenium alpinum (Nutt.) Torr. & A. Gray | 36(17) | Asteracea | West ＆ W. 1988 Bull. Torrey Bot. Club (= J. Torrey Bot. Soc.) | ||
| Parthenium alpinum var. alpinum | Parthenium alpinum (Nutt.) Torr. & A. Gray | 18 | IPCN online | Hashemi, A., J. West & J. Waines. 1986. Chromosome pairing and pollen fertility in interspecific hybrids of species of Parthenium (Asteraceae). Amer. J. Bot. 73: 980–988. |