Caudex branches elongate. Stems openly tufted to loosely spaced, 1.5–4.5 dm; base 1.2–3.5 mm diam., ± densely septate-glandular. Leaves sparsely to ± densely hairy; basal 6–20 cm, leaflet pairs (2–)3–4(–5); terminal leaflet broadly obovate to nearly round, 1–4 × 1–3.5 cm, teeth usually ± double, 5–10 per side, apex rounded; cauline 0–2, well developed, leaflet pairs 2–3. Inflorescences 5–50-flowered, leafy, open, (1/5–)1/2(–4/5) of stem, wide, branch angles 25–50°. Pedicels 2–5 (proximal to 10) mm, sparsely to moderately short-hairy, predominantly septate-glandular. Flowers opening narrowly; epicalyx bractlets usually lanceolate, sometimes linear, 3–4 × 1–1.5 mm; sepals ± erect, 5–8 mm, apex acute to obtuse; petals overlapping, ± erect, light yellow, broadly obovate, 5–11 × (3–)5–8 mm, equal to or exceeding sepals; filaments 1.5–3 mm, anthers 1 mm; styles slender, (1–)1.5–2.5 mm. Achenes light brown, 1 mm.
Home