Saxifraga rizhaoshanensis J. T. Pan

Herbs perennial, cespitose, 6.5-7.5 cm tall. Stem dark brown glandular hairy, crisped glandular villous near base. Basal leaves dense; petiole 2-2.5 mm, margin brown crisped glandular villous; leaf blade narrowly elliptic to oblong, ca. 2 × 0.5-1.2 mm, adaxially and marginally pilose, apex acute, with 1 brown, aristate hair. Proximal cauline leaves with petiole ca. 2 mm, margin brown crisped glandular villous; leaf blade linear-oblong, ca. 6 × 1 mm, glandular or eglandular hispid, apex with 1 aristate hair; distal leaves sessile, linear, ca. 6.6 × 1 mm, dark brown glandular hairy. Cyme 2-flowered; pedicels 1-1.7 cm, dark brown glandular hairy. Sepals erect to spreading, ovate to broadly so, ca. 2.5 × 1.6-2 mm, abaxially dark brown glandular hairy, veins 3, not confluent at apex, margin membranous, apex erose, sometimes ± dark brown glandular hairy. Petals yellow, suboblong, ca. 4.2 × 1.7 mm, 2-callose near base, 3-veined, base contracted into a claw ca. 0.5 mm, apex acute. Stamens ca. 2.4 mm. Ovary subsuperior, ovoid, ca. 2 mm; styles divergent, ca. 2 mm. Fl. Jul-Aug.

W Sichuan (Dêrong Xian, Xiangcheng Xian).

* Alpine meadows, rock crevices; 4300-4500 m.