Herbs 11-15 cm tall. Sterile branches arising from proximal cauline leaf axils, brown crisped villous. Stems brown pilose. Cauline leaves opposite; petiole 3-8 mm, brown pilose; leaf blade brown spotted, subflabellate, 0.4-8 × 0.3-11 mm, glabrous except brown ciliate at margin, base cuneate, margin 5-9-crenate. Cyme 1.3-3.5 cm; branches pilose; bracteal leaves with petiole 4-6 mm, brown papillose at axil, leaf blade brown spotted, broadly ovate or broadly obovate to flabellate, 0.6-2 × 0.4-1.7 cm, both surfaces glabrous, base oblique or cuneate to rounded, margin shallowly 5-7-dentate, ciliate. Flowers yellow-green; pedicel pilose. Sepals erect, broadly subovate, 1.1-2.5 × 1.8-2.6 mm, apex obtuse. Stamens 8; filaments 0.5-0.8 mm. Ovary subsuperior; styles ca. 0.5 mm. Disc absent. Capsule 2.4-6 mm; carpels distinctly unequal; rostrums 0.8-1 mm. Seeds dark brown, subovoid, 0.8-1 mm, papillose. Fl. and fr. May-Aug.
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