Oenothera pallida, the pale evening-primrose, is a species of flowering plant in the family Onagraceae. It is native to British Columbia, the western United States, and northern Mexico. Flowers start out white and fade to pink.
Taxonomy Oenothera pallida was scientifically described and named by John Lindley in 1828. It is part of the genus Oenothera in the Onagraceae family.
The following subspecies are accepted: Oenothera pallida subsp. latifolia – Colorado, Kansas, Nebraska, New Mexico, Oklahoma, South Dakota, Utah, Wyoming Oenothera pallida subsp. pallida – British Columbia, Arizona, Colorado, Idaho, Nevada, New Mexico, Oregon, Utah, Washington, Wyoming Oenothera pallida subsp. runcinata – Arizona, Colorado, New Mexico, Texas, Utah, northern Mexico Oenothera pallida subsp. trichocalyx – Arizona, Colorado, New Mexico, Utah, Wyoming
It has synonyms of the species or one of its four subspecies.
Table of Synonyms Name Year Rank Synonym of: Notes Anogra cinerea 1904 species subsp. latifolia = het. Anogra gypsophila 1900 species subsp. runcinata = het. Anogra latifolia 1904 species subsp. latifolia ≡ hom. Anogra leucotricha 1913 species subsp. runcinata = het. Anogra pallida 1894 species O. pallida ≡ hom. Anogra pallida var. brevifolia 1896 variety subsp. runcinata = het. Anogra pallida var. latifolia 1896 variety subsp. latifolia ≡ hom. Anogra pallida var. runcinata 1896 variety subsp. runcinata ≡ hom. Anogra rhizomata 1899 species subsp. trichocalyx = het. Anogra runcinata 1913 species subsp. runcinata ≡ hom. Anogra trichocalyx 1896 species subsp. trichocalyx ≡ hom. Anogra violacea 1904 species subsp. trichocalyx = het. Anogra vreelandii 1904 species subsp. trichocalyx = het. Baumannia douglasiana 1835 species O. pallida ≡ hom., nom. superfl. Oenothera albicaulis var. brevifolia 1862 variety subsp. runcinata = het. Oenothera albicaulis var. gypsophila 1897 variety subsp. runcinata = het. Oenothera albicaulis var. pallida 1909 variety O. pallida ≡ hom. Oenothera albicaulis var. runcinata 1862 variety subsp. runcinata ≡ hom. Oenothera albicaulis var. trichocalyx 1862 variety subsp. trichocalyx ≡ hom. Oenothera latifolia 1931 species subsp. latifolia ≡ hom. Oenothera pallida subsp. gypsophila 1965 subspecies subsp. runcinata = het. Oenothera pallida var. idahoensis 1931 variety subsp. pallida = het. Oenothera pallida var. latifolia 1895 variety subsp. latifolia ≡ hom. Oenothera pallida var. runcinata 1992 variety subsp. runcinata ≡ hom. Oenothera pallida var. trichocalyx 1988 variety subsp. trichocalyx ≡ hom. Oenothera pallida var. typica 1931 variety O. pallida ≡ hom., not validly publ. Oenothera runcinata 1931 species subsp. runcinata ≡ hom. Oenothera runcinata var. brevifolia 1931 variety subsp. runcinata = het. Oenothera runcinata var. gypsophila 1931 variety subsp. runcinata = het. Oenothera runcinata var. leucotricha 1931 variety subsp. runcinata = het. Oenothera runcinata var. typica 1931 variety subsp. runcinata ≡ hom., not validly publ. Oenothera tetragona var. latifolia 1949 variety subsp. latifolia ≡ hom. Oenothera tetragona f. latifolia 1937 form subsp. latifolia ≡ hom. Oenothera trichocalyx f. acaulis 1909 form subsp. trichocalyx = het. Oenothera trichocalyx f. albicauloidea 1909 form subsp. trichocalyx = het. Oenothera trichocalyx f. heterophylla 1909 form subsp. trichocalyx = het. Oenothera trichocalyx f. mollis 1909 form subsp. trichocalyx = het. Oenothera trichocalyx f. refracta 1909 form subsp. trichocalyx = het. Oenothera trichocalyx 1840 species subsp. trichocalyx ≡ hom. Oenothera trichocalyx var. piperi 1936 variety subsp. trichocalyx = het. Oenothera wislizeni 1909 species subsp. runcinata = het. Notes: ≡ homotypic synonym; = heterotypic synonym
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