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

Spergularia canadensis var. canadensis (Pers.) G. Don
Canadian sand-spurry (Canadian sandspurry)
Caryophyllaceae (Pink family)

Introduction to Vascular Plants

© Judith Holm  Email the photographer   (Photo ID #69108)

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Distribution of Spergularia canadensis var. canadensis
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Species Information

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General:
Annual herb from a taproot; stems erect or ascending to decumbent, several, freely branched, essentially glabrous, 4-30 cm tall/long.
Leaves:
Basal leaves lacking; stem leaves opposite, linear, 1-4.5 cm long, 1-2 mm wide, more or less glabrous, fleshy; stipules squared-off, wider than long, membranous, sheathing at the base.
Flowers:
Inflorescence of few to many flowers in a leafy cluster; petals 5, white or pink, 1-3 mm long; sepals 5, greenish, glabrous to moderately glandular-hairy, 2-3.5 mm long.
Fruits:
Capsules 3-5 mm long, 3-valved; seeds 0.8-1.1 mm long, light brown, usually wing-margined.
Notes:
Two sometimes poorly defined varieties occur in BC.

1. Plants prostrate or decumbent; plants occurring N of Vancouver Island ..................var. canadensis

1. Plants erect or strongly ascending; plants of Vancouver Island and southward..................... var. occidentalis Rossbach

Source: The Illustrated Flora of British Columbia

Habitat / Range

Wet to moist coastal mud flats and sandy coastal beaches in the lowland zone; common in coastal BC; var. canadensis ranges N to AK and along the Atlantic Coast, var. occidentalis ranges S to N CA.

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.

Synonyms and Alternate Names

Tissa canadensis (Pers.) Britton

Taxonomic and Nomenclatural Links

Additional Photo Sources

Related Databases

General References