Bark exfoliating tardily in brown or gray strips or strings. Leaves: petiole 1–6(–14) mm; blade ovate to elliptic or suborbiculate, (0.8–)1.3–3(–5) × (0.5–)1–2.2(–2.9) cm, margins dentate, teeth (9–)11–23(–29). Inflorescences (4–)6–10(–19)-flowered. Flowers: sepals lanceolate, (1.5–)1.9–4(–6) mm; petals usually pink, rarely white, (4–)5.5–9.5 mm; styles 3–6.5(–7.8) mm.

Flowering Jun–Aug. Cliffs, crevices, rocky slopes, talus; 2000–3700 m; Calif., Nev.