Oenothera biennis var. hookeri (Torr. & A.Gray) B.Boivin
, Ann. Missouri Bot. Gard. 74: 152 (1987). BHL
External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:281517-2
- Publication
- Annals of the Missouri Botanical Garden. St. Louis, Missouri
- Collation
- 74: 152
- Family as entered in IPNI
- Onagraceae