Stem slender, 2-4 cm tall, brown glandular hairy. Stolons arising from axils of median cauline leaves, sparsely glandular hairy. Proximal cauline leaves remote, with axillary gemmae; median cauline leaves arranged in dense rosettes, subspatulate to narrowly subobovate, 5-10 × 1.6-3.2 mm, leathery, both surfaces glabrous, margin ± glandular hairy (glands globose), apex obtuse or acute; distal cauline leaves remote. Flower solitary or cyme 2-or 3-flowered; pedicels 1.2-1.4 cm, densely glandular hairy. Sepals spreading, ovate, 2-2.5 × 1-2 mm, glabrous or abaxially sparsely glandular hairy proximally, veins 3-5, not or partly confluent at apex, apex obtuse. Petals yellow, narrowly ovate to lanceolate, 4.2-4.6 × ca. 1.5 mm, 2-callose, 3-veined, base gradually narrowed into a claw 0.8-1 mm, apex acute. Stamens ca. 3 mm. Ovary subsuperior, ca. 1.5 mm; styles ca. 1 mm. Fl. Jul-Aug.