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CCDB → Angiosperms → Onagraceae → Oenothera → Oenothera oakesiana (A. Gray) G. T. Robbins ex S. Watson
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| ! | Oenothera ammophila Focke | Oenothera oakesiana (A. Gray) G. T. Robbins ex S. Watson | 14 | Flora Europaea | Renner, 1951 | ||
| ! | Oenothera ammophila Focke | Oenothera oakesiana (A. Gray) G. T. Robbins ex S. Watson | 14 | Poland Database | Przywara L. and Rosta?ski K. 1980. Chromosome numbers in the genus Oenothera L. from Poland. Acta Biol. Cracov. Ser. Bot. 22, 155-162. | ||
| Oenothera ammophila Focke | Oenothera oakesiana (A. Gray) G. T. Robbins ex S. Watson | 14 | IPCN online | Kon;akcalová, M. N., V. Jehlík & J. M;akesí;akcek. 1986. Chromosome numbers of some Oenothera species (subgenus Oenothera) from Czechoslovakia. Folia Geobot. Phytotax. (Praha) 21: 163–171. | |||
| Oenothera ammophila Focke | Oenothera oakesiana (A. Gray) G. T. Robbins ex S. Watson | 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. | |||
| ! | Oenothera oakesiana (A. Gray) G. T. Robbins ex S. Watson | Oenothera oakesiana (A. Gray) G. T. Robbins ex S. Watson | R14, R12+1II, R10+R4 | IPCN online | Dietrich, W., W. L. Wagner & P. H. Raven. 1997. Systematics of Oenothera section Oenothera subsection Oenothera (Onagraceae). Syst. Bot. Monogr. 50: 1–234. | ||
| ! | Oenothera oakesiana (A. Gray) G. T. Robbins ex S. Watson | Oenothera oakesiana (A. Gray) G. T. Robbins ex S. Watson | ,14 | eFlora | |||
| ! | Oenothera ammophila Focke | Oenothera oakesiana (A. Gray) G. T. Robbins ex S. Watson | 14 | C-values database | Price HJ & Levin D. 2002. (pers. comm. 2002). | ||
| ! | Oenothera oakesiana (A. Gray) G. T. Robbins ex S. Watson | Oenothera oakesiana (A. Gray) G. T. Robbins ex S. Watson | 7 | 14 | Cave1956 | Sch11remmle & Simon |