Euphorbia serpens Kunth

Family: Euphorbiaceae

Pertinent Synonyms & Notes (particularly those used in California; go to GRIN for other synonyms)

Chamaesyce serpens (Kunth) Small

Pertinent Common Names (particularly those used in California; go to GRIN for other common names)

creeping spurge

Primary Disseminule Type


Description (diagnostics are in brown)

Fruit a capsule, nearly globose, three-lobed, three-chambered (one seed per chamber), 1–1.5 mm long, glabrous.

Seed ovoid to oblong in outline, cross-section ± 4-sided, truncate at chalazal end, 0.9–1.2 mm long x 0.5–0.7 mm wide. Surface semiglossy, glabrous, smooth (cobblestone-like to minutely granular under magnification), white with purplish- to orangish-brown undertones. Caruncle absent. A prominent seam (raphe) on the ventral side connects the hilum to a faintly visible ring in the chalazal area.

Hilum darker than testa, ± round to ovate grading into raphe.

Similar Species

Similar Species Comparison Chart

Risk Assessment (codes in yellow or red indicate cause for concern; assessments are current as of mid-2011; click AUQP, NZBORIC, or NZBPI for access to the most recent versions of these databases and possible assessment changes)