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

Suaeda calceoliformis (Hook.) Moq.
seablite (pahute weed; Pursh seepweed)
Amaranthaceae (Amaranth family)
(Previously in Chenopodiaceae)

Introduction to Vascular Plants

© Bryan Kelly-McArthur  Email the photographer   (Photo ID #87116)

E-Flora BC Static Map
Distribution of Suaeda calceoliformis
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Species Information

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Annual herb from a taproot; stems decumbent to erect, solitary, freely branched from the base, 20-50 cm tall/long.
Stem leaves alternate, fleshy, glaucous, narrow and rounded, 1-3 cm long, reduced gradually during flowering, upper leaves reduced, scarcely 5 mm long.
Inflorescence of small, stalkless, greenish flowers, solitary in the axils of the bracts; calyx lobes unequal, 1 or more becoming keeled or crested.
Thin, papery-walled, membranous envelopes; seeds horizontal, black, smooth or fine wrinkled, 1.0-1.7 mm wide.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Wet salt marshes, beaches and saline and alkaline habitats in the lowland, steppe and montane zones; frequent in SC and SE BC, rare along the coast; N to YT, E to NF and S to TX and CA.

Source: The Illustrated Flora of British Columbia


Ecological Framework for Suaeda calceoliformis

The table below shows the species-specific information calculated from
original data (BEC database) provided by the BC Ministry of Forests and Range.
(Updated August, 2013)

Site Information
Value / Class




Elevation (metres) 285 845 1240
Slope Gradient (%) 0 2 25
Aspect (degrees)
[0 - N; 90 - E; 180 - S; 270 - W]
50 234 332
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
3 5 7
Modal Nutrient Regime
Number of field plots
 species was recorded in:
Modal BEC Zone Class
All BEC Zones (# of stations/zone) species was recorded in: BG(1), IDF(18), PP(10), SBPS(1)


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

Dondia depressa auct. non (Pursh) Britt. [misapplied]
Schoberia occidentalis S. Wats.
Suaeda americana (Pers.) Fernald
Suaeda depressa auct. non (Pursh) S. Watson
Suaeda depressa var. erecta S. Wats.
Suaeda maritima var. americana (Pers.) B. Boivin
Suaeda minutiflora S. Wats.
Suaeda occidentalis (S. Wats.) S. Wats.

Taxonomic and Nomenclatural Links

Additional Photo Sources

General References