Flora of North America species comparison

cespitose, spreading, branched proximally, sparsely branched distally.

creeping, branched, rooting at nodes.

palmate;

stipules broadly obovate, 1–2 cm, fused at base, margins slightly lobed, apex acute;

petiole 2–6 cm;

petiolules 1–1.5 mm;

leaflets 3, blades ovate, obovate, or orbiculate, slightly overlapping, 1–2 × 0.7–2.3 cm, base truncate to rounded, veins prominent, margins sparsely dentate, apex rounded, emarginate, surfaces glabrous.

palmate;

stipules lanceolate or ovate, 0.5–1 cm, margins entire or shallowly lobed, apex acute to cuspidate;

petiole 3–13(–25) cm;

petiolules 1 mm;

leaflets 3, blades obovate, rhombic, or elliptic, 1–1.9 × 0.8–1.2 cm, base cuneate, veins prominent, margins minutely denticulate or entire, apex rounded, emarginate, surfaces glabrous or sparsely hairy.

terminal, 20–30-flowered, globose, usually formed of 2 sessile heads, 2.5–5 × 2.5–5 cm;

involucres absent.

terminal, 25–50-flowered, globose, 1.8–2.2 × 1.8–2.2 cm;

involucres absent.

3–7 cm, surpassing subtending leaves.

1 or 2 from end of stolon at ground-level, 10–12 cm.

erect, reflexed in proximalmost flowers, 1 mm;

bracteoles cuplike, 0.5 mm.

reflexed in fruit, 2–3 mm;

bracteoles triangular-acuminate, 0.5–1.5 mm.

15–21 mm;

calyx tubular-campanulate, 9–12 mm, pilose, veins 10, tube 4.5–6 mm, lobes subequal, abaxialmost longest, subulate, orifice open;

corolla deep pink or magenta, 20–23 mm, banner tubular for most their length, 18–22 × 5–7 mm, apex flared.

9–11 mm;

calyx campanulate, 4.5–5.5 mm, sparsely puberulent, veins 10, tube 2 mm, lobes equal, narrowly triangular to subulate, orifice open;

corolla white, veins often reddish, 8–9 mm, banner obovate-oblong, 9–11 × 5–6 mm, apex rounded, retuse.

ellipsoid, 4–5 mm.

stipitate, ellipsoid, 2–3.5 mm.

1 or 2, yellow-mottled, mitten-shaped, 2–3 mm, smooth.

1 or 2, light brown, mitten-shaped, 1.1–1.5 mm, smooth.

= 16.