Description from
Flora of China
Silene gyirongensis L. H. Zhou; S. persica Boissier subsp. moorcroftiana (Wallich ex Bentham) Chowdhuri.
Herbs perennial, 15--25 cm, shortly glandular hairy. Stems caespitose, basally slightly lignified, erect, simple. Leaves linear, narrowly lanceolate, or oblanceolate, 1.5--2.5 cm × 2--5 mm, both surfaces glandular hairy, midvein prominent, often curved. Flowers 1--3. Pedicel 1--2.5 cm. Calyx narrowly tubular-clavate, submembranous, 2--2.3 cm × ca. 3.5 mm, slightly umbilicate at base, with 10 longitudinal violet veins, densely glandular hairy; calyx teeth ca. 2 mm. Androgynophore ca. 1 cm, glabrous. Petal claws narrowly cuneate, ca. 1 cm, auricles triangular; limbs not exserted, pale red or white. Filaments glabrous. Styles slightly exserted. Capsule ovoid, 7--9 mm, shorter than calyx. Seeds reniform. Fl. Jul, fr. Aug.
Gravelly grasslands, fissures in cliffs; 3900--5000 m. W Xizang [Afghanistan, India, Kashmir, Nepal, Pakistan].