Taxonomic information: Oenothera biennis

the root (no rank)
   Eukaryota (domain)
      Viridiplantae (kingdom)
         Embryophyta (phylum)
            Magnoliophyta (subphylum)
               eudicotyledons (no rank)
                  core eudicotyledons (no rank)
                     rosids (no rank)
                        Myrtales (order)
                           Onagraceae (family)
                              Oenothera (genus)
                                 Oenothera biennis (species)
                                    German evening primrose (primary common name)
                                    [hide inferior taxa]

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