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

Sabulina macra (Nutt.) Mattf.
slender sandwort
Caryophyllaceae (Pink family)

Introduction to Vascular Plants

© Jamie Fenneman  Email the photographer   (Photo ID #9506)

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Distribution of Sabulina macra
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Species Information

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Annual herb, rarely persistent for more than a year, from a short, slight taproot; not matted; stems decumbent to erect, solitary to several, much branched, more or less glandular-hairy, 10-30 cm tall.
Basal leaves few, soon deciduous; stem leaves opposite, linear awl-like, 3-20 mm long, 3-nerved, glabrous, the primary ones mostly with clustered secondary leaves or short branches in their axils; stipules lacking.
Inflorescence of several to numerous flowers in an open, often diffuse cluster frequently more than 1/2 the total height of the plant, with awl-like bracts; petals broadly egg-shaped, from only slightly to 1.5 times longer than the sepals; sepals lanceolate, long-pointed or abruptly sharp-pointed, 3-nerved, 2.5-3.5 mm long.
Capsules egg-shaped, 3.5-4.5 mm long, 3-valved; seeds about 0.6 mm long, brown, finely pimply in a paving-block pattern.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Mesic to dry coastal bluffs and forest openings in the lowland and montane zones; common in SW BC, rare E of the Coast-Cascade Mountains; S to N OR.

Source: The Illustrated Flora of British Columbia


Ecological Framework for Sabulina macra

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) 961 1131 1480
Slope Gradient (%) 1 39 70
Aspect (degrees)
[0 - N; 90 - E; 180 - S; 270 - W]
154 201 360
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
0 0 3
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: IDF(3), MS(1)

Synonyms and Alternate Names

Minuartia tenella (Nutt.) Mattf.

Taxonomic and Nomenclatural Links

Additional Photo Sources

General References