Euphorbia ocellata Durand & Hilg.

Family: Euphorbiaceae

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

Chamaesyce ocellata (Durand & Hilg.) Millsp.

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

Contura Creek sandmat

Primary Disseminule Type


Description (diagnostics are in brown)

Fruit a capsule, nearly globose, three-lobed, three-chambered (one seed per chamber), 2–2.5 mm long, glabrous or hairy.

Seed ovoid in outline, widely 3-sided (cross-section trigonous to almost terete), 1–2 mm long x ca. 1 mm wide. Surface dull, glabrous, smooth to shallowly wrinkled, cobblestone-like under magnification (composed of individually-colored polygonal cells), white with grayish undertones to tan or pale yellow with orangish splotches. Caruncle absent. A prominent seam (raphe) on the ventral side connects the hilum to the chalazal area.

Hilum elliptic, dark, surrounded by whitish tissue.

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)