Bolanthus sandrasicus

Perennial herb forming lax cushions. Stems ascending-erect, 2–3 cm long, 0.8–1.2 mm in diameter at base, with mixed eglandular and glandular hairs, 3–6-noded; internodes short, 1–2 mm long. Leaves linear-setaceous, 3–6 x 0.5–0.7 mm, glandular-hairy, 3-nerved, greenish, rigid; apex acute; sheath membranous, 0.2–0.3 mm long, glandular-hairy. Inflorescence congested in small sessile or subsessile terminal or subterminal clusters, 4–10-flowered, densely glandularhairy; flowers sessile. Bracts linear-setaceous, 3.0–4.5 x 0.5–0.7 mm, as long as calyx; apex acute. Calyx tubular, densely glandular-hairy, 2.5–4.0 x 0.8–1.2 mm, with 5 projecting ribs; teeth lanceolate, 1.0–1.3 mm long, with acute apex, purplish. Petals oblanceolate, 4.0–5.5 x 0.8–1.0 mm, 1.5 times longer than calyx, purple; apex rounded; base cuneate. Stamens 10; filaments 2.0–3.5 mm long. Styles 2.2–2.5 mm long. Capsule oblong, 2.5–3.5 x 0.8–1.2 mm, 2–4-seeded, usually as long as calyx. Seeds brown, comma-shaped, with prominent radicle, 0.9–1.1 x 0.6–0.8 mm; ventral and dorsal surfaces with irregular polygonal cells.

Endemic.