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 → Cirsium → Cirsium rigidum DC.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Cirsium rigidum DC. | Cirsium rigidum DC. | 34(1) | Asteracea | Ozcan et al. 2011 Caryologia |