E-Flora BC: Electronic Atlas of the Flora of British Columbia

Chamaesyce serpyllifolia (Pers.) Small
Thyme-leaved Spurge (thymeleaf sandmat)
Euphorbiaceae (Spurge family)

Introduction to Vascular Plants

© Adolf Ceska  Email the photographer   (Photo ID #19596)

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Distribution of Chamaesyce serpyllifolia
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SUBTAXA PRESENT IN BC
Chamaesyce serpyllifolia ssp. serpyllifolia

Species Information

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General:
Annual herb from a fibrous root; stems usually prostrate, freely branched with milky juice, 5-30 cm long.
Leaves:
Obliquely oblong to more oblong egg-shaped, toothed near the tip, 5-15 mm long; stipules at the base lanceolate, irregularly margined, 0.5-1.5 mm long.
Flowers:
Inflorescence of small clusters of axillary involucres; involucres 1 mm long, bell-shaped; glands 4, with sunken centres, appendages whitish, lobed or small-toothed.
Fruits:
Capsules, 1.5-2 mm long, glabrous; seeds 1.2 mm long, greyish-brown, sticky when wet, pitted to wrinkled or cross-corrugated.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Dry, sandy or gravelly sites in the lowland and steppe vegetation zones; rare on S Vancouver Island and SC BC; E to MB and S to MO, TX, NM, CA and MX.

Source: The Illustrated Flora of British Columbia

Climate

The climate type for this species, as reported in the: "British Columbia plant species codes and selected attributes. Version 6 Database" (Meidinger et al. 2008), is not evaluated, unknown or variable.

Taxonomic and Nomenclatural Links

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General References