Comments
provided by eFloras
Stellaria humifusa is often confused with S. crassifolia, but has thicker stems and fleshy leaves that wrinkle and tend to turn brownish when dried. Also, in S. crassifolia the long pedicels are very slender and sharply angled below the capsule.
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- Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
Description
provided by eFloras
Plants perennial, forming small to large mats or clumps, from slender rhizomes. Stems decumbent, freely branched, square, 2-20 cm, glabrous, rooting at proximal nodes. Leaves sessile; blade elliptic to elliptic-lanceolate, 0.4-1.5 cm × 1-5 mm, succulent, base cuneate to rounded, margins entire, apex acute to obtuse, glabrous or with few cilia along margins. Inflorescences with flowers solitary in axils of foliage leaves; bracts absent. Pedicels ascending, straight or nearly so, usually 5-10(-30) mm, glabrous. Flowers ca. 10 mm diam.; sepals 5, prominently 1-3-veined, lanceolate, 4-5 mm, margins convex, narrow, scarious, apex acute, glabrous; petals 5, 4-6 mm, equaling sepals; stamens 10; styles 3, ascending and outwardly curved, 1-1.5 mm. Capsules straw colored, ovoid, 4-5 mm, equaling sepals, apex obtuse, opening by 6 valves; carpophore absent. Seeds pale brown, broadly and obliquely reniform, 0.8-1 mm diam., smooth to slightly rugose. 2n = 26.
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- Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
Distribution
provided by eFloras
Greenland; St. Pierre and Miquelon; B.C., Man., N.B., Nfld. and Labr., N.W.T., N.S., Nunavut, Ont., P.E.I., Que., Yukon; Alaska, Maine; arctic Europe; Asia (Russian Far East, Siberia).
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- Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
Habitat
provided by eFloras
Lake shores, beaches, marshes, salt marshes, mainly northern coastal; 0-100m.
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- Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
Synonym
provided by eFloras
Alsine humifusa (Rottbøll) Britton; Stellaria humifusa var. marginata Fenzl; S. humifusa var. oblongifolia Fenzl; S. humifusa var. suberecta B. Boivin
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- Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
Stellaria humifusa: Brief Summary
provided by wikipedia EN
Stellaria humifusa, the saltmarsh starwort, is plant native to northern North America and Eurasia.
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