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CCDB → Angiosperms → Onagraceae → Oenothera → Oenothera chicaginensis de Vries ex Renner & Cleland
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| ! | Oenothera chicaginensis de Vries ex Renner & Cleland | Oenothera biennis L. | 14 | IPCN online | Przywara, L. & K. Rostanski. 1980. Chromosome numbers in the genus Oenothera L. from Poland. Acta Biol. Cracov., Ser. Bot. 22: 155–162. |