Caudex branches short. Stems ± tufted, (1.5–)2.5–6 dm; base 1.5–2.5 mm diam., sparsely to densely septate-glandular. Leaves sparsely to moderately hairy; basal 5–22 cm, leaflet pairs (2–)3–4(–5); terminal leaflet broadly obovate-elliptic, 1–5 × 1–2.5(–4) cm, teeth double, 6–18 per side, apex rounded to acute; cauline 1–4, well developed, leaflet pairs 2–3. Inflorescences 5–30-flowered, not notably leafy, compact, 1/10–1/4(–1/2) of stem, narrow, branch angles 5–25°. Pedicels 1–10 (proximal to 20) mm, sparsely to ± densely short-hairy, predominantly septate-glandular. Flowers opening widely; epicalyx bractlets linear-lanceolate to narrowly elliptic, 2–4(–7) × 1–2 mm; sepals spreading, 4–6(–11) mm, apex ± acute; petals not or scarcely overlapping, spreading, cream-white, ± obovate, 3–6 × 2.5–5 mm, shorter than or equal to sepals; filaments 1–3 mm, anthers 0.7–1 mm; styles thickened, 1 mm. Achenes light brown, 1 mm. 2n = 14.
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