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CCDB → Angiosperms → Compositae → Carduus → Carduus nigrescens Vill.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Carduus nigrescens Vill. | Carduus nigrescens Vill. | 11(4) | 22(7) | Asteracea | Gremaud 1977 Ber. Schweiz. Bot. Ges. (= Bull. Soc. Bot. Suisse) | ||
| Carduus nigrescens Vill. | Carduus nigrescens Vill. | 11 | IPCN75-78 | Gremaud 1977 | |||
| Carduus nigrescens Vill. | Carduus nigrescens Vill. | 11 | CromoCat 2015 | Gremaud, M. (1977). Contribution à la cytotaxonomie du genre Carduus. Ber. Schweiz. Bot. Ges. (Bull. Soc. Bot. Suisse) 87: 173-181. |