距萼景天 ju e jing tian

Herbs perennial. Rhizome erect, robust, 4-6 mm. Sterile stems present. Flowering stems 4-10, tufted, broomlike, 3-6 cm, densely leafy. Leaf blade narrowly triangular-lanceolate to triangular-linear, 2-6 × 0.7-1 mm, basal spur broadly obtuse and 3-lobed, apex acuminate. Cyme corymbiform, 2-5-flowered; bracts leaflike. Flowers unequally 5-merous; pedicel 1-3 mm. Sepals lanceolate to narrowly triangular, 5-5.6 × 0.9-1 mm, base spurred, apex acuminate. Petals yellow, lanceolate to ovate, 6-6.5 × 1.3-1.4 mm, base connate, apex long mucronate. Stamens 10; antesepalous ones ca. 4.5-5.5 mm; antepetalous ones inserted 0.8-1 mm from petal base. Nectar scales broadly spatulate, apex rounded. Carpels erect, lanceolate, base subconnate; ovules 4 or 5. Fl. Sep-Oct.

* Rocks; ca. 2300 m. W Sichuan.