Sedum sasakii Hayata.

Herbs perennial. Roots fibrous, borne in basal nodes of stem. Flowering stems many branched, tufted, prostrate, 5-7 cm. Leaves alternate, very crowded; leaf blade narrowly cylindric-oblong, 3-5 × ca. 2 mm, margin laevigate. Cyme 1-branched, racemelike, 1(-6)-flowered. Flowers sessile, unequally 5-merous. Sepals oblong-linear, ca. 3 × 1 mm, base slightly narrowed, apex rounded to obtuse. Petals ovate-spatulate, ca. 3.5 × 1.5 mm, base slightly narrowed, apex acute. Stamens 10; antepetalous ones shorter than petals; anthers ellipsoid, ca. 0.5 mm, apex obtuse to subobtuse. Carpels narrowly ovoid, 2-4 mm, base connate, apex acuminate. Follicles divaricate, stellately divergent at maturity. Seeds yellow, ca. 0.5 mm. Fl. May.

Sandy places near seashores. N Taiwan [Japan].