Flora of North America species comparison

cespitose, spreading, branched proximally, sparsely branched distally.

cespitose, acaulescent.

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 broadly lanceolate, 0.5–0.9 cm, margins entire, apex acute;

petiole 0.3–1.5 cm;

petiolules to 0.2 mm;

leaflets 3, blades oblanceolate to obovate, often folded, 0.3–0.8 × 0.1–0.4 cm, base cuneate, veins thickened, obscured by pubescence, margins entire or toothed distally, apex acute, surfaces densely silvery-hairy.

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

involucres absent.

terminal, 4–9-flowered, globose or depressed-globose, 1–1.5 × 1–2 cm;

involucres absent.

3–7 cm, surpassing subtending leaves.

1–3 cm.

erect, reflexed in proximalmost flowers, 1 mm;

bracteoles cuplike, 0.5 mm.

erect, 0.5 mm;

bracteoles absent.

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, 8.5–9.5 mm, canescent, veins 5–10 (obscured by hairs), tube 2.5–3 mm, lobes subequal, subulate, orifice open;

corolla with magenta banner, pale pink wing and keel petals, 8–10 mm, banner oblong, 8–10 × 2–3 mm, apex acute.

ellipsoid, 4–5 mm.

depressed-ellipsoid, 3–4 mm.

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

1, brown, reniform, 2–2.5 mm, smooth.

= 16.