Erect or ascending perennial herb 15–30 cm tall. Stems smooth or weakly 4-ribbed, strigose. Leaves decussate, lanceolate, strigose; lamina 0.6–1.2 cm long; margins thickened, serrate with 4–8 short teeth; petiole 0.5–1 mm long. Bracts alternate, sessile, lanceolate, 2–2.5 mm long, entire; bracteoles membranous, lanceolate to linear-lanceolate, 0.8–1.2 mm long, entire. Flower 4-merous; pedicel 0.3 mm long. Sepals deltoid, 0.5–0.7 mm long, green; margins thickened; prominent basal callus. Petals 2.4–2.8 mm long, green to red. Stamens 8; anthers 1.7–2.1 mm long. Ovary 8-ribbed with 2 or 3 oblique calluses between ribs, glabrous or scabrous, silver-grey to black. Fruit 1–1.3 mm long, silver-grey; pedicel 0.3–0.5 mm long.
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