Herbs suffruticose, to 15 cm tall. Rhizomes long creeping. Aerial stems 10–20 cm long. Leaves opposite and verticillate; petiole 4–7 mm; leaf blade deep green, with paler midvein adaxially, narrowly to broadly elliptic, 1.5–4.6 cm × 6–25 mm, subleathery, base cuneate, margin few toothed, apex acute, mucronate. Flower solitary, or inflorescence 2- or 3-flowered, white, ca. 1 cm in diam.; peduncle 3–7 cm, papillose; bracts elliptic, ca. 3 mm. Sepals obovate, 1.5–2 × ca. 2 mm. Petals oblong-orbicular, 7–8 × ca. 5 mm. Stamens ca. 4 mm. Style sessile, obconoidal; stigma peltate. Capsules depressed-globose, ca. 5 mm in diam. Fl. Sep, fr. unknown.

Moss-rich virgin forests, mossy ground beneath Tsuga canopies; 2600–3000 m. Sichuan, Taiwan.