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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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Kallstroemia californica

Kallstroemia californica (S. Watson) Vail

California Caltrop, Little Summer Poppy

Zygophyllaceae (Creosote-Bush Family)

Synonym(s): Kallstroemia brachystylis, Kallstroemia californica var. brachystylis


USDA Native Status: L48 (N)


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Plant Characteristics

Duration: Annual
Habit: Herb
Size Notes: Stems to about 2 feet long, prostrate to decumbent.

Bloom Information

Bloom Color: Yellow
Bloom Time: Mar , Apr , May , Jun , Jul , Aug , Sep , Oct
Bloom Notes: Flowers dry to white or orange.


USA: AZ , CA , NM , NV , TX , UT
Native Habitat: Flat, sandy, disturbed areas in desert and semiarid grasslands.

Web Reference

Webref 30 - Calflora (2018) Calflora
Webref 3 - Flora of North America (2014) 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 Kallstroemia californica in USDA Plants
FNA: Find Kallstroemia californica in the Flora of North America (if available)
Google: Search Google for Kallstroemia californica


Record Modified: 2020-02-17
Research By: CBR

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