Flora of North America species comparison

0.2–1.5(–2) dm.

ascending to erect, (1–)1.5–5 dm.

palmate, rarely ternate, (1–)2–7(–18) cm;

petiole (0.5–)1–5(–11) cm, long hairs sparse to abundant, ± spreading (to ascending), 1–3(–4) mm, ± weak, glands ± abundant;

leaflets (3–)5(–7), central flabellate to obovate-cuneate or oblanceolate, (0.5–)1–3(–8) × 0.5–2 cm, not or ± petiolulate, distal 2/3–3/4 of margins evenly to unevenly incised 1/5–3/4 to midvein, sometimes deeply lobed as well, teeth 2–9 per side (some secondarily toothed as well), surfaces green, long hairs sparse to common, 1–2 mm (late-season leaves and adaxial surfaces sometimes nearly glabrate), glands sparse to abundant.

palmate.

3–9, proximal ones 5–10(–14) cm;

proximal petioles 2–6(–8) cm, long hairs sparse to common, spreading to loosely appressed, 1.5–3 mm, soft to weak, short or crisped hairs abundant, cottony hairs mostly absent, glands sparse to common, usually obscured;

leaflets 5–7, central one usually ± oblanceolate, (1.5–)2–5 × 0.5–1.5 cm, margins flat or ± revolute, distal (1/2–)3/4+ usually evenly incised 1/2 to midvein, teeth 4–6(–10) per side, surfaces ± dissimilar, abaxial grayish to gray-green, long hairs sparse to common (especially on veins), 1–2.5 mm, soft to weak, short or crisped hairs ± abundant, sometimes sparse, cottony hairs absent, glands ± sparse (usually obscured), adaxial long hairs usually sparse, sometimes absent, 1–2 mm, short hairs absent or sparse, crisped and cottony hairs absent, glands absent or sparse.

(1–)3–15-flowered.

10–50+-flowered.

0.5–1.5(–2) cm.

0.3–1.5(–3) cm.

epicalyx bractlets lanceolate-elliptic, 1.5–3(–5) × 0.5–1.5 mm;

hypanthium 2.5–4 mm diam.;

sepals (2.5–)3–5(–6) mm, apex ± acute;

petals nearly white abaxially, pale yellow adaxially, narrowly obcordate, 3–6(–8) × 2.5–5 mm;

filaments 1.5–2.5 mm, anthers 0.5–1 mm;

carpels 4–12, styles 2–3 mm.

epicalyx bractlets lanceolate or elliptic to oblong, 3–6 × 1–1.5 mm, length ± 1 times sepals;

sepals 3.5–6.5 mm, apex acute to acuminate;

petals 4–7(–8) × 4–5(–6) mm;

filaments 0.8–2.5 mm, anthers (0.5–)0.8–1.2 mm;

carpels 80–100+, styles 0.8–1.1 mm, scarcely papillate-swollen proximally.

1.5–2 mm, ± rugose.

1 mm, lightly rugose.

hairs well differentiated from long hairs, ± abundant to dense throughout.

= 14, 28, 35, 42, 84 (Eurasia).