甘南红景天 gan nan hong jing tian

Plants (6-)15-18 cm tall, glabrous. Caudex thick. Caudex leaves scalelike. Flowering stems erect, 14-16 cm × 1-2 mm, smooth, leafy. Stem leaves alternate, sessile, ovate-lanceolate to ovate, 7-9 × 2.5-3.5 mm, base narrowed, margin mammillate, apex very acute. Inflorescences terminal, cymose, 0.8-1.2 × 1-1.5 cm, 10-15-flowered; bracts ca. 4 mm. Flowers shortly pedicellate, unisexual, female ones 4(or 5)-merous. Sepals triangular-linear, ca. 2 × 1-1.2 mm, apex obtuse. Petals free, purple, oblong, ca. 2.5 × 1-1.2 mm, apex obtuse. Nectar scales subquadrangular, ca. 0.7 × 0.7 mm, apex emarginate to truncate. Carpels usually 4, erect, ovoid-oblong, 3-3.5 mm, apex beaked at maturity. Seeds 10 or 11, narrowly oblong, smooth. Fl. Jun, fr. Jul.

* Rocky slopes, alpine mountain summits; 3500-3900 m. S Gansu (Lintan Xian, Xiahe Xian).