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Plant Database

Search for native plants by scientific name, common name or family. If you are not sure what you are looking for, try the Combination Search or our Recommended Species lists.

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Oenothera primiveris (Desert evening-primrose)
Brundage, Stephanie

Oenothera primiveris

Oenothera primiveris A. Gray

Desert Evening-primrose, Yellow-flower Desert Evening-primrose, Bottle Evening Primrose, Large Yellow Desert Primrose

Onagraceae (Evening Primrose Family)

Synonym(s):

USDA Symbol: OEPR

USDA Native Status: L48 (N)

Yellow-flower Desert Evening-primrose is a winter annual with a clump of oblong, deeply cleft leaves, 6-12 in. in height. Night-blooming yellow flowers fade orange and are tubular with four petals.

 

From the Image Gallery

33 photo(s) available in the Image Gallery

Plant Characteristics

Duration: Annual
Habit: Herb
Fruit Type: Capsule
Size Notes: Up to about 1 foot tall.

Bloom Information

Bloom Color: Yellow
Bloom Time: Feb , Mar , Apr , May , Jun
Bloom Notes: Yellow fading reddish orange to purplish.

Distribution

USA: AZ , CA , NM , NV , TX , UT
Native Distribution: Trans Pecos, TX, w. to s.w. UT & s. CA
Native Habitat: Desert flats below 4500 ft.

Growing Conditions

Light Requirement: Sun
Soil Description: Sandy or gravelly soils.

Value to Beneficial Insects

Special Value to Native Bees

This information was provided by the Pollinator Program at The Xerces Society for Invertebrate Conservation.

Propagation

Description: Sow unstratified seed in fall; stratified in spring.
Commercially Avail: yes

Web Reference

Webref 38 - Flora of North America (2019) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
Webref 23 - Southwest Environmental Information Network (2009) SEINet - Arizona Chapter

Additional resources

USDA: Find Oenothera primiveris in USDA Plants
FNA: Find Oenothera primiveris in the Flora of North America (if available)
Google: Search Google for Oenothera primiveris

Metadata

Record Modified: 2023-02-21
Research By: TWC Staff

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