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CCDB → Angiosperms → Compositae → Cirsium → Cirsium peckii L. F. Hend.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| ! | Cirsium peckii L. F. Hend. | Cirsium eatonii var. peckii (L. F. Hend.) D. J. Keil | 16 | IPCN online | Chambers, K. L., D. Green, S. Potampa & L. McMahan. 1998. IOPB chromosome data 13. Newslett. Int. Organ. Pl. Biosyst. (Oslo) 29: 18–22. | ||
| ! | Cirsium peckii L. F. Hend. | Cirsium eatonii var. peckii (L. F. Hend.) D. J. Keil | 34 | Cave1963 | Moore & Frank. 1963 |