| Onagraceae | |
| Publ. & Syn. | Casual: Oenothera (O. biennis s. lat.). |
| Notes | This family has been extensively commented on by Dr. P.C. Hoch and partly by Dr. P.H. Raven. |
| Chromosomes | 28 30 (4x). - Far East (N, S), Alaska. - Several reports. |
| Geography | Asian (NE) - amphi-Pacific/Beringian: RFE ALA. |
| Child taxa |
Chamerion (Raf.) Raf. Circaea L. Epilobium L. |
| PAF ID | 52 |