W.L.Wagner, Stockh. & W.M.Klein (Rydb.) 1983 - Wagner WL (1983) New Species and Combinations in the Genus Oenothera (Onagraceae). Annals of the Missouri Botanical Garden 70(1): 194. doi: 10.2307/2399016.
Specifications
Images
Synonyms
Oenothera cespitosa var. longiflora (A.Heller) Munz
Pachylophus longiflorus (A.Heller) A.Heller
Pachylophus macroglottis Rydb.
Pachylophus hirsutus Rydb.
Anogra longiflora A.Heller
Oenothera cespitosa var. macroglottis (Rydb.) Cronquist