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CCDB → Angiosperms → Compositae → Cirsium → Cirsium centaureae (Rydb.) K. Schum.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Cirsium centaureae (Rydb.) K. Schum. | Cirsium clavatum var. americanum (A. Gray) D. J. Keil | 17, 18(1, 1) | Asteracea | Gardner 1974 Madrono | |||
| Cirsium centaureae (Rydb.) K. Schum. | Cirsium clavatum var. americanum (A. Gray) D. J. Keil | 17, 18 | IPCN73-74 | GARDNER, R. C. 19 7 4 . Systematics of Cirsium (Compositae) in Wyoming. Madrono 22: 239-265. | |||
| ! | Cirsium centaureae (Rydb.) K. Schum. | Cirsium clavatum var. americanum (A. Gray) D. J. Keil | 34 | Cave1963 | Moore & Frank, 1963 |