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CCDB → Angiosperms → Onagraceae → Oenothera → Oenothera drummondii Hook.
| Name | Accepted Name | Gametophytic(n) | Sporophytic(2n) | Data Source | reference | ||
| ! | Oenothera drummondii Hook. | Oenothera drummondii Hook. | 7 | IAPT/IOPB | IAPT/IOPB Chromosome Data 12 | ||
| Oenothera drummondii Hook. | Oenothera drummondii Hook. | 7 | IAPT/IOPB | IAPT/IOPB Chromosome Data 12 | |||
| Oenothera drummondii subsp. drummondii | Oenothera drummondii Hook. | 7II, 5II+R4, 4II+R6, 3II+R8 | IPCN online | Dietrich, W. & W. L. Wagner. 1988. Systematics of Oenothera section Oenothera subsection Raimannia and subsection Nutantigemma (Onagraceae). Syst. Bot. Monogr. 24: 1–91. | |||
| Oenothera drummondii Hook. | Oenothera drummondii Hook. | 7 | IPCN75-78 | Dietrich 1977 | |||
| ! | Oenothera drummondii Hook. | Oenothera drummondii Hook. | 14 | Kumar, 1987 | Brittingham, W.H. & Shull, G.H. 1936; Hecht, A. 1950; Gregory, D.P. & Klein, W.M. 1960 | ||
| ! | Oenothera drummondii Hook. | Oenothera drummondii Hook. | 14 | eFlora |