Flora of North America species comparison

0.2–1.5(–2) dm.

prostrate to decumbent, rarely weakly erect, 0.3–1.5 dm, lengths 1–2(–3) times basal leaves.

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.

not in ranks, palmate, 2–5(–10) cm;

stipules: apex acuminate to acute, rarely obtuse;

petiole 1–6 cm, long hairs common, ascending to appressed, 1–2.5 mm, weak to ± stiff, glands absent or sparse;

leaflets 5–7, central oblanceolate to obovate, (0.8–)1–3 × 0.4–1.5 cm, petiolule 0–2 mm, margins flat, not lobed, distal 1/4–1/2(–2/3) evenly incised ± 1/3 to midvein, teeth 2–4(–5) per side, surfaces similar, green, hairs absent especially adaxially or sparse, 0.5–1.5(–2) mm, glands absent or sparse.

(1–)3–15-flowered.

3–5(–6)-flowered.

0.5–1.5(–2) cm.

often recurved, 1–3(–4) cm, not much longer in fruit than in flower.

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, 3.5–5 × 1–1.5 mm, margins flat;

hypanthium 2–4 mm diam.;

sepals 3–5 mm, apex broadly acute to obtuse;

petals yellow, 5–8(–10) × 4–6 mm;

filaments 0.8–2 mm, anthers 0.5–0.8 mm;

carpels 40–60, styles ± columnar, not papillate-swollen proximally, 1 mm.

1.5–2 mm, ± rugose.

1.5–2 mm.

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

= 28, 35, 42, 49, 56, 63, 70, 84 (Europe).