Rhizome stout. Stem erect, slender, 10-30 cm. Basal leaves 2, opposite; leaf blade semiorbicular to broadly ovate, 4-10 cm, margin subentire to crenulate. Stem leaves alternate, sessile, obovate-oblong, 0.8-1 × 0.25-0.5 cm, margin entire, apex acute. Cymes terminal and subterminal, lax, forming a panicle, 8-15 × 4-8 cm. Sepals triangular-lanceolate, 1.2-2 × 1-1.5 mm, apex acute and mucronate. Stamens shorter than petals, glabrous. Nectar scales obovate to almost square, apex emarginate. Follicles erect, ovoid-lanceolate, base narrow, apex acuminate. Seeds obovoid-oblong.
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