Subshrubs. Stems erect, 30–65 cm, glabrate to sparsely stellate-pubescent. Leaves cauline; petiole 0.5–1.5 mm; blade linear, 10–21(–26) × 0.9–2 mm, surfaces stellate-pannose, lateral veins obscure abaxially. Inflorescences terminal, broad panicles, <branches spreading, usually curved>, stellate-pannose; chasmogamous flowers 1–3 per branch; cleistogamous 0. Pedicels 5–13 mm, <stellate-pubescent with no or sparse glandular hairs>; bracts 1–2.5 × 0.3–0.5 mm. Chasmogamous flowers: outer sepals linear, 1.3–2(–2.8) × 0.3 mm, inner sepals 4.7–7(–8) × 2–3 mm, apex acuminate or acute, <calyx stellate-pubescent, hairs to 1 mm>; petals obovate, 8–12 × 6–8 mm; capsules 3.5–4.3 × 2.3–2.7 mm, glabrous.
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