Herbs, 6-20 cm tall; stems procumbent and rooting with apices ascending, densely crisped pubescent. Leaves opposite, anisophyllous, in larger leaf of pair petiole to 1 cm; blade drying pale abaxially, oblong-obovate, 20-60 × 15-25 mm, adaxially sparsely pilose to subglabrous, abaxially pubescent with pubescence denser on midrib and secondary veins, base obtuse, apex acute; secondary veins 7-10 pairs; smaller leaf of a pair subsessile, ovate to suborbicular, 4-6(-10) mm; stipules ovate, 5-7 mm. Inflorescences umbelliform, 2-or 3-flowered; peduncles 2-2.5 cm; bracts lanceolate, 3-5 mm; pedicels 1-1.5 cm. Calyx glabrous; hypanthium ca. 2 mm; lobes 5, broadly triangular, 1-1.2 mm. Corolla white, rotate; tube ca. 2.5 mm; lobes 5, lanceolate, 8.5-11 mm, margins glabrous. Stamens 5; anthers coherent, 4-4.5 mm, dehiscent by longitudinal slits, with prolonged connective ca. 3 mm. Capsules not seen. Fl. May.
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