Caudex 0.5-2.5 cm in diam. Caudex leaves scalelike, long triangular. Flowering stems few to numerous, erect, 10-30 cm, apically finely mammillate. Stem leaves subverticillate, basal ones shorter, margin entire, apical ones sessile, linear-oblanceolate to oblanceolate, 2-5 × 1-1.5 cm, base attenuate, margin irregularly serrate or lobed. Inflorescences corymbiform, 2-4 × 3-7 cm, bracteate. Flowers unisexual, male ones unequally 5-merous; pedicel mammillate. Sepals linear to narrowly so, 4-5 mm. Petals greenish yellow to purplish red, linear to linear-oblanceolate, 5-6 mm. Stamens 10, yellow, 6-8 mm. Nectar scales subquadrangular to quandrangular, apex emarginate. Carpels of female flowers purple, oblong-ovoid to obliquely ovoid, 6-10 mm, adaxially gibbous, base attenuate. Styles erect, short. Seeds lanceolate-ovoid to ovoid, winged at both ends. Fl. Jun-Jul, fr. Aug-Sep.
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