Herbs perennial. Stems sparsely clustered, 5--6 cm, proximally hairy in 2 lines, distally retrorsely hairy. Leaf blade elliptic-linear, ca. 8 mm, villous abaxially, glabrous adaxially, veins inconspicuous, margin ciliate, apex acute. Flower solitary, erect; bracts in 2 pairs at base of pedicel. Pedicel slender, ± hairy. Sepals 5, elliptic, villous abaxially, veins inconspicuous, base connate, margin membranous, apex acute. Petals 5, white, ovate, ca. 1.5 × as long as sepals, veins impressed, base shortly clawed, apex entire. Floral disc with raised, yellow-green glands. Fl. Aug.