Herbs perennial. Roots fibrous. Sterile stems 1.3-1.5 cm. Flowering stems simple or many branched, erect, slender, 3-6 cm. Leaves alternate; leaf blade linear-lanceolate, oblanceolate, subspatulate, narrowly obovate, or obovate, flat, 5-9 × 1-2 mm, base obtusely spurred, apex subacute. Cyme 2-or 3-branched, corymbiform, often scorpioid, 2-3 cm, 10-or more flowered. Flowers 5-merous; pedicel 1-1.5 mm or obscure. Sepals usually 3-marked, suboblong to oblanceolate, subequal, 4-5 × ca. 1 mm, base spurred, apex subacute. Petals yellow, oblong-lanceolate, 3.5-4 × ca. 1 mm, base subconnate, apex acuminate. Stamens 10; antesepalous ones 2.8-3 mm; antepetalous ones 1.8-2 mm, inserted ca. 0.3 mm from petal base; anthers yellowish. Nectar scales 5, broadly cuneate, ca. 0.3 mm, apex subrounded. Carpels 5, subovoid, ca. 3.5 mm. Styles ca. 0.8 mm. Follicles stellately divaricate. Seeds subovoid, 0.5-0.6 mm, smooth. Fl. Jul, fr. Aug.
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