金星虎耳草 jin xing hu er cao

Saxifraga jacquemontiana Decaisne var. stella-aurea (J. D. Hooker & Thomson) C. B. Clarke; S. pumila Harry Smith; S. tsarongensis J. Anthony.

Herbs perennial, cespitose, 1-8 cm tall. Shoots branched, sometimes forming cushions, with leaf rosettes. Stem scapiform, glandular hairy. Rosette leaves subspatulate, subelliptic, or suboblong to subensate, 2-5 × 1-2 mm, carnose, both surfaces usually glabrous or sometimes glandular hairy distally, margin glabrous or sparsely glandular hairy, apex usually obtuse, rarely acute. Flower solitary; bracts absent; pedicel slender, 0.7-2(-4) cm, glandular hairy. Sepals reflexed, elliptic to broadly so or subovate, 2.0-3.5 × 1.2-2.5 mm, abaxially and marginally usually ± glandular hairy, veins 3-6, not, partly, or fully confluent at apex, apex obtuse or acute. Petals yellow, proximally orange spotted, ovate to narrowly so or elliptic, 4-7 × 1.5-3.4 mm, obscurely 2-callose, 3-6-veined, base with a claw 0.4-1 mm, apex obtuse. Stamens 4.1-4.3 mm. Ovary subsuperior, broadly ovoid to ellipsoid, 1.7-2 mm; styles 1.2-1.3 mm. Fl. and fr. Jul-Oct.

Alpine scrub meadows, alpine meadows, rock crevices; 3000-5800 m. S Qinghai (Yushu Xian), W Sichuan, Xizang, W Yunnan (Dêqên Xian, Gongshan Drung-Nu Zu Zizhixian, Yangbi Xian) [Bhutan, India, Nepal, Sikkim].