Herbs biennial, rarely perennial, 30--80 cm tall, densely pubescent and viscid throughout. Stems sparsely caespitose, erect, simple. Basal leaves oblanceolate, base attenuate into long petiole, withered at anthesis; cauline leaves sessile, lanceolate, 3--8 cm × 3--30 mm, apex acuminate. Flowers in a racemiform thyrse. Pedicel 3--5 mm; bracts lanceolate, small. Calyx tubular-club-shaped, 1.4--2 cm × ca. 3 mm, densely pubescent, viscid, longitudinal veins not prominent; calyx teeth triangular, short, margin membranous, ciliate, apex obtuse. Androgynophore 2--3 mm, pubescent. Petals exserted beyond calyx, 1.5--2 cm; claws narrowly cuneate, ciliate, auricles not prominent; limbs white, multilobed, lobes linear; coronal scales absent. Stamens prominently exserted, to 2.5 cm; filaments ciliate. Styles exserted. Capsule globose-ovoid, 1--1.2 cm, shorter than calyx. Seeds reniform, ca. 1 mm. Fl. Jun--Jul, fr. Jul--Aug.
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