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Smallseed Sandmat

Euphorbia polycarpa

Smallseed Sandmat
Photo: Unknown authorUnknown author, Public domain
Family
Euphorbiaceae (Spurge family)
Grows as
Perennial
Native range
S. California to S. Arizona and NW. Mexico
Climate
desert or dry shrubland

About

Euphorbia polycarpa (formerly Chamaesyce polycarpa) is a species of spurge known by the common name smallseed sandmat. It is native to the southwestern United States and northern Mexico, especially the deserts and other dry, sandy areas. This is a perennial herb producing stems that trail along the ground to form a clump or mat, sometimes growing somewhat upright. The leaves are each under a centimeter long. They are round or oval-shaped and have triangular stipules at the bases.

What looks like a single flower is actually an inflorescence of many staminate (male) flowers united around a single central pistillate (female) flower. Bracts surrounding the flower unit are white and petal-like. The fruit is a thin spherical capsule less than 2 millimeters wide layered over a seed.

Uses

Among the Zuni people, a warm gruel made with the plant and white cornmeal and taken to promote milk flow.

Other Euphorbia plants

Marble Canyon spurge · Abd Al Kuri Euphorbia · Euphorbia abdita · Euphorbia abdulghafooriana · Abram's Spurge · Desert Candle · Euphorbia acalyphoides · Greek Spiny Spurge · Euphorbia actinoclada · Pointed Sandmat · Euphorbia adenopoda · Miniature Saguaro

Text excerpted from the Wikipedia article Euphorbia polycarpa by its contributors, under CC BY-SA 4.0; the excerpts are shared under the same licence.

Life form, climate and native range: World Checklist of Vascular Plants, Royal Botanic Gardens, Kew (CC BY 3.0), reformatted; see Plants of the World Online.

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