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Oenothera brachycarpa (Shortfruit evening-primrose)
Loughmiller, Campbell and Lynn

Oenothera brachycarpa

Oenothera brachycarpa A. Gray

Shortfruit Evening-primrose, Short-fruit Evening-primrose, Shortfruit Evening Primrose

Onagraceae (Evening Primrose Family)

Synonym(s): Lavauxia brachycarpa, Megapterium brachycarpum, Oenothera brachycarpa var. wrightii, Oenothera caespitosa ssp. australis, Oenothera caespitosa var. australis, Oenothera cespitosa ssp. australis, Oenothera cespitosa var. australis


USDA Native Status: L48 (N)

This perennial evening primrose has narrow leaves and yellow, four-petaled flowers fading orange-red. The flowers occur from the axils of the uppermost leaves. Plants are sometimes stemless.


From the Image Gallery

6 photo(s) available in the Image Gallery

Plant Characteristics

Duration: Perennial
Habit: Herb
Fruit Type: Capsule
Size Notes: Stems (when present) ascending to decumbent, up to about 1 foot long.

Bloom Information

Bloom Color: Yellow
Bloom Time: Mar , Apr , May , Jun , Jul , Aug
Bloom Notes: Fading to orange-red or sometimes pinkish.


USA: AZ , KS , NM , TX
Native Distribution: S.w. ID to n.c. CO & extreme w. KS, s. to AZ, w. TX & n. Mex.
Native Habitat: Rocky slopes, high plains

Growing Conditions

Light Requirement: Sun
Soil Moisture: Dry
Soil Description: Dry 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.


Description: Sow seeds in beds in spring or fall.
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 brachycarpa in USDA Plants
FNA: Find Oenothera brachycarpa in the Flora of North America (if available)
Google: Search Google for Oenothera brachycarpa


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

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