矩叶吉祥草 ju ye ji xiang cao

Streptolirion elegans Cherfils in Lecomte, Fl. Indo-Chine 6: 847. 1937.

Stems suberect, 15--20 cm. Petiole 1.5--2.5 cm; leaf blade broadly oblong or broadly lanceolate, 3--10 × 2--5 cm, densely hirsute adaxially, sparsely hirsute or subglabrous abaxially, apex acuminate. Panicles with peduncle 5--8 cm, densely pubescent; involucral bracts ovate, 3.5--4 cm. Pedicels absent or extremely short. Sepals ca. 8 mm in female flowers, ca. 4.5 mm in male, hirsute. Petals purple or white, equaling sepals. Ovary conical, densely hirsute. Capsule ovoid, trigonous, beaked at apex. Seeds ca. 4 per valve, brown-black. Fl. May--Jun.

Humid places in forests, 400--1200 m. SE Yunnan (Hekou Yao Zu Zizhixian, Maguan Xian) [Vietnam].