Genus Oenothera

Classification

Biota [regio]
Plantae [regnum]
Tracheophyta [phylum]
Magnoliopsida [classis]
Myrtales [ordo]
Onagraceae [familia]
Oenothera [genus]

Genus Oenothera contains the following taxa:
Oenothera biennis L. [species]