Vascular Plants of the Gila Wilderness
Presented in Association with the
Western New Mexico University Department
of Natural Sciences
Oenothera albicaulis Pursh
(White Stem Evening Primrose)
Family: Onagraceae
Status: Native
Synonyms:
Anogra albicaulis (Pursh) Britton
Anogra ctenophylla Wooton & Standley
Oenothera ctenophylla (Wooton & Standley) Tidestrom
Oenothera albicaulis is an annual that grows at lower elevations in the Gila National
Forest. The petals are white when fresh and the stamens are of equal length. The herbage
is pubescent. Basal leaves can be either entire and oblanceolate or pinnatifid even on the
same plant. With enough rain in the spring, Oenothera albicaulis can form a groundcover in wide flat canyons.
Please click on an image for a larger file.
Oenothera albicaulis, photo Russ Kleinman, Burro Mtns., Engineer Canyon, Apr. 2, 2009
Oenothera albicaulis, flower, photo Russ Kleinman, Burro Mtns., Engineer Canyon, Apr. 2, 2009
Oenothera albicaulis, pinnatifid & pubescent leaf, photo Russ Kleinman, Burro Mtns., Engineer Canyon, Apr. 2, 2009
Oenothera albicaulis, forming groundcover, photo Russ Kleinman, Little Burro Mtns., Fleming Canyon, Apr. 23, 2010
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