Herbs perennial, 80--100 cm tall, glabrous throughout. Stems sparsely caespitose, erect. Leaves ovate-lanceolate, 7--12 × 1.5--3 cm, base attenuate into long petiole. Flowers in a slender, racemiform thyrse. Pedicel 6--10 mm; bracts lanceolate, small. Calyx tubular, 6--8 × 2--3 mm, glabrous. Androgynophore 1--2 mm. Petal limbs white, margin entire or emarginate at apex. Capsule ovoid, ca. 7 mm. Styles 3. Seeds triangular-reniform, tuberculate.

No specimens have been seen by the present authors.

* Xinjiang.