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CCDB → Angiosperms → Compositae → Cirsium → Cirsium rothrockii (A. Gray) Petr.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| ! | Cirsium rothrockii (A. Gray) Petr. | Cirsium arizonicum var. rothrockii (A. Gray) D. J. Keil | 30 | IPCN73-74 | MOORE, R.J., & C. FRANKTON. 1974. The Cirsiurn arizonicurn complex of the southwestern United States. Canad. J. Bot. 52: 543 551. |