Saxifraga imparilis Balf. fil.

This species is closely related to Saxifraga rufescens var. rufescens.

Plants ca. 17 cm tall. Petiole 7-10.5 cm, glabrous; leaf blade reniform, 3.5-4.2 × 3.2-5 cm, adaxially and marginally glandular hairy, base cordate, margin 10- or 11-lobed, apex obtuse; lobes irregularly dentate at margin. Cyme paniculate, ca. 12.5 cm, ca. 16-flowered; branches slender, 4.5-6 cm, sparsely glandular hairy; pedicels 1.5-1.8 cm, shortly brown glandular hairy. Sepals reflexed, subovate, ca. 1.7 × 1 mm, abaxially and marginally sparsely brown glandular hairy, veins 3, confluent into a verruca at apex. Petals 5, white; shortest 3 petals narrowly ovate, 3.6-4 × ca. 1 mm, 1-veined, base with a claw 0.6-0.7 mm, apex acute; longer petal linear-lanceolate, ca. 6.3 × 1 mm, base with a claw ca. 0.8 mm, 3-veined; longest petal linear-lanceolate, 1.3-1.5 cm × ca. 1 mm, arcuately 3-5-veined, base with a claw 0.8-1.5 mm. Stamens ca. 5 mm. Ovary ovoid; styles divergent. Fl. and fr. Jul-Oct.

C and SE Yunnan.

* Scrub, shaded wet rock crevices; 1800-4000 m.

Saxifraga martini H. Léveillé & Vaniot.