kingdom: Plantae >
subkingdom: Pteridobiotina Britton & Brown >
phylum: Tracheophyta >
class: Magnoliopsida >
order: Myrtales Juss. ex Bercht. & J. Presl >
family: Onagraceae Juss. >
subfamily: Onagroideae Beilschm. >
genus: Oenothera L. >
Canada (Ontario); USA (Alabama, Arkansas, Colorado, Connecticut, Iowa, Illinois, Indiana, Kansas, Kentucky, Louisiana, Massachusetts, Maryland, Michigan, Missouri, Mississippi, Nebraska, Ohio, Oklahoma, Pennsylvania, Tennessee, Texas, Wisconsin)
[1]
Small. In: Fl. S.E. U.S.
[2]
Munz. (1938). In: Bull. Torrey Bot. Club 65: 119.
[3]
Wagner, W. L., & Hoch. (2007). In: Syst. Bot. Monogr. 83: 212, Nom. Nov.
[4]
Spach. (1835). In: Nouv. Ann. Mus. Hist. Nat. 4: 380.
[5]
Engelm. & A. Gray. (1845). In: Boston J. Nat. Hist. 5: 44.
[6]
Small. (1898). In: Bull. Torrey Bot. Club 617.
[7]
Torr. & A. Gray. In: Fl. N. Amer.