Bartlett - s.n. - United States
Davidse - 39600 - United States
Dietrich - 85-1049 - France
Ecklon - 1762 -
Oenothera biennis
Turner - 16-104 - United States
Yatskievych - 90-270 - United States
Yatskievych - 90-273 - United States