Native Plants
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Bransford, W.D. and Dolphia
Oenothera albicaulis
Oenothera albicaulis Pursh
Whitest Evening-primrose, White-stem Evening-primrose, Pale Evening-primrose
Onagraceae (Evening Primrose Family)
Synonym(s): Anogra albicaulis, Oenothera ctenophylla
USDA Symbol: OEAL
USDA Native Status: L48 (N)
This is a winter annual with stems up to 20 in long spreading horizontally in a circle from the root. Basal leaves are spatula-shaped; the upper leaves are pinnately cleft into wavy-margined, narrow lobes. Showy flowers are made up of four, white, heart-shaped petals.
Flowers open near sunset but remain open for several days.
Bloom Information
Bloom Color: WhiteBloom Time: Apr , May , Jun , Jul
Distribution
USA: AZ , CO , IL , KS , MT , ND , NE , NM , NV , NY , OK , SD , TX , UT , WYNative Distribution: MT to AZ, e. to w. ND, w. KS, TX & n. Mex.
Native Habitat: Sandy roadsides & fields
Growing Conditions
Light Requirement: SunSoil Description: Sandy soils.
Conditions Comments: Flowers open near sunset but remain open for several days.
Value to Beneficial Insects
Special Value to Native BeesThis information was provided by the Pollinator Program at The Xerces Society for Invertebrate Conservation.
From the National Organizations Directory
According to the species list provided by Affiliate Organizations, this plant is on display at the following locations:Sibley Nature Center - Midland, TX
Additional resources
USDA: Find Oenothera albicaulis in USDA PlantsFNA: Find Oenothera albicaulis in the Flora of North America (if available)
Google: Search Google for Oenothera albicaulis
Metadata
Record Modified: 2012-06-19Research By: TWC Staff