Herbs perennial, 10--20 cm tall. Stems densely clustered, basally slightly lignified, erect, simple, shortly glandular hairy, with rosettelike clusters of sterile shoots basally. Basal leaves linear-oblanceolate or linear, 5--20(--40) × 0.5--1.5(--3) mm, both surfaces glabrous, margin ciliate, midvein inconspicuous; cauline leaves usually 3(--6) pairs, sessile, linear-lanceolate, smaller than basal leaves, sparsely shortly hairy, base half clasping. Flowers 1 or 2 per stem. Pedicel 5--10 mm, glandular hairy; bracts lanceolate, 3--10 mm, herbaceous. Calyx tubular-clavate, 1.5--2 cm × ca. 5 mm, shortly glandular pubescent, longitudinally 10-veined, green or violet; calyx teeth triangular-ovate, ca. 1 mm, glandular hairy, margin membranous, apex obtuse. Androgynophore ca. 8 mm, glabrous. Petals with claws narrowly elliptic-linear, glabrous, auriculate; limbs exserted beyond calyx, pale red, bifid to 1/2; coronal scales band-shaped, short. Filaments glabrous. Capsule not seen. Fl. Jul--Aug.
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