Oenothera biennis

== Translingual == === Proper noun === Oenothera biennis f A taxonomic species within the family Onagraceae – common evening primrose. ==== Hypernyms ==== (species): Myrtales - order; Onagraceae - family; Onagroideae - subfamily; Onagreae - tribe; Oenothera - genus; Oenothera. sect. Oenothera - section; Oenothera subsect. Oenothera - subsection === References === Oenothera biennis on Wikipedia.Wikipedia Oenothera biennis on Wikispecies.Wikispecies Category:Oenothera biennis on Wikimedia Commons.Wikimedia Commons Oenothera biennis at USDA Plants database