Page authors: Don Knoke, David Giblin
Spergularia macrotheca
beach sandspurry
WTU specimens
Other herbaria
WTU images

Distribution: Along the coast in Washington; British Columbia south to Baja California.

Habitat: Along the sea shore, often in salt marshes and rock crevices in the splash zone.

Flowers: June-September

Origin: Native

Conservation Status: Not of concern


Herbaceous perennial with a thick, woody, branched crown, the stems decumbent to ascending, up to 4 dm. long and 1-2 mm. thick; herbage somewhat glandular-pubescent.


Leaves opposite, 2-several per node, 1.5-4 cm. long and 1-2.5 mm. broad, tipped with a sharp, slender point.


Inflorescence a lax, open, leafy, terminal cyme; sepals 5, 5-9 mm. long, acute; petals 5, dark to pale pink, entire, shorter than the sepals; stamens 10, attached under the superior ovary; styles 3, distinct, 0.6-1.2 mm. long.

Accepted Name:
Spergularia macrotheca (Hornem.) Heynh.
Publication: Alph. Aufz. Gew. 689. 1846.

Synonyms & Misapplications:
(none provided)
var. macrotheca – beach sandspurry    Along the coast in Washington; British Columbia south to Baja California.
Additional Resources:

PNW Herbaria: Specimen records of Spergularia macrotheca in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Spergularia macrotheca checklist entry.

E-Flora BC: Spergularia macrotheca atlas page.

CalPhotos: Spergularia macrotheca photos.

USDA Plants: Spergularia macrotheca information.

6 photographs:
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