Categories Perennials | yellow & orange flowers | Oenothera macrocarpa Oenothera biennis Common name(s): Missouri Evening Primrose, Ozark Sundrop, Bigfruit Evening Primrose Synonyme(s): N/A Family: Onagraceae Origin: USA More infos: USDA zone 5. Related plants:Circaea lutetiana Epilobium angustifolium Epilobium hirsutum Fuchsia hybrida Fuchsia magellanica Fuchsia magellanica var. arauco Fuchsia triphylla Oenothera “Lemon Drop” Oenothera biennis Oenothera speciosa