Rhizome short. Stem branched distally, to 80 cm. Petiole 3--5 mm; leaf blade elliptic to ovate-oblong, 5--9.5 × 1.5--5 cm. Inflorescences terminal, umbellate, 3- or 4-flowered; pedicels 1.1--2.2 cm. Flowers semiopening. Tepals white, lanceolate or narowly rhomboidal-lanceolate, 2--3.5 cm × 3--6 mm, minutely puberulent on both surfaces, papillose at margin proximally and at base adaxially, apex long acuminate, base shortly spurred; spurs ca. 1 mm. Stamens 1.5--2 cm, included; filaments 1.1--1.5 cm, puberulent-scabrous; anthers 4--6 mm. Ovary 3--4 mm. Style ca. 1.5 cm, puberulent. Fl. Apr--May.

* C Guangxi (Du’an Yao Zu Zizhixian).