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CCDB → Angiosperms → Onagraceae → Oenothera → Oenothera nana Griseb.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| Oenothera nana Griseb. | Oenothera nana Griseb. | 14 | IPCN online | GIUSTI, L. 1988. El número de cromosomas de tres especies Tucumanas. Lilloa 37: 153–154. | |||
| Oenothera nana Griseb. | Oenothera nana Griseb. | 7 | IPCN75-78 | Dietrich 1977 |