Flora of North America species comparison

cespitose, spreading, branched proximally, sparsely branched distally.

cespitose, prostrate, branched from crown.

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 oblanceolate to ovate, 1–1.5 cm, margins entire, apex acute-acuminate;

petiole 5–10 cm;

petiolules to 1 mm;

leaflets 3, blades linear-elliptic, elliptic, narrowly oblong, or lanceolate, 1–7 × 0.4–1 cm, base cuneate, veins fine or thickened, margins entire or serrulate, apex truncate to acute, surfaces pubescent abaxially, glabrous adaxially.

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

involucres absent.

terminal or axillary, 20–40-flowered, becoming supine in fruit, globose, 1.5–3.5 × 1.5–3 cm;

involucres absent.

3–7 cm, surpassing subtending leaves.

2–6 cm.

erect, reflexed in proximalmost flowers, 1 mm;

bracteoles cuplike, 0.5 mm.

reflexed in fruit, 3–8 mm;

bracteoles ovate or lanceolate-linear, to 1 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.

10–12 mm;

calyx campanulate, 4–7 mm, pilose, veins 10, tube 1.5–3 mm, lobes equal, subulate, orifice open;

corolla white, sometimes becoming pink to red, 10–12 mm, banner obovate-oblong, 10–12 × 4–5 mm, apex rounded, retuse or mucronate.

ellipsoid, 4–5 mm.

stipitate, obovoid, 4–7.5 mm.

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

1, yellow-brown, mitten-shaped, 1.8–2.1 mm, rugose.

= 16.