Vascular Plants of the Gila Wilderness

Presented in Association with the
Western New Mexico University Department of Natural Sciences

Euphorbia prostrata Aiton

(Prostrate Spurge)


Family: Euphorbiaceae

Status: Native

Synonyms:
Chamaesyce prostrata (Aiton) Small

Euphorbia prostrata is an inconspicuous, prostrate annual city dwelling herb found growing in between cracks in the pavement. The leaves are toothed, opposite and inequilateral at the base. There are four glands. The capsules are pubescent with spreading hairs. The style branches are bifid-- split into two branches from near the base.
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Euphorbia prostrata, photo Russ Kleinman & Bill Norris, Silver City, Sept. 7, 2008



Euphorbia prostrata, photo Russ Kleinman & Bill Norris, Silver City, Sept. 7, 2008



Euphorbia prostrata, angled, transversely ridged seed, photo Russ Kleinman & Bill Norris, Silver City, Sept. 7, 2008



Euphorbia prostrata, pubescent capsule (schizocarp), bifid styles, photo Russ Kleinman and the 2017 Plant Taxonomy Class at WNMU, August 18, 2017


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