Flora of North America species comparison

cespitose, spreading, branched proximally, sparsely branched distally.

densely mat-forming, short-branched.

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 ovate or lanceolate, 0.5–1 cm, margins entire or lobed, apex acute or acuminate;

petiole 0.3–30 cm, pubescent;

petiolules 0.2 mm;

leaflets 3, blades oblanceolate, 0.3–1.6 × 0.1–0.7 cm, base cuneate, veins close-set, 12–18 pairs of primary veins, 0.5 mm apart, margins sharply antrorsely serrate, apex acute, long-apiculate, surfaces usually glabrous, rarely midvein pubescent abaxially.

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

involucres absent.

terminal, 8–18-flowered, globose or subglobose, 1.2–2.5 × 2–3 cm;

involucres absent.

3–7 cm, surpassing subtending leaves.

0.5–3.5 cm, pubescent.

erect, reflexed in proximalmost flowers, 1 mm;

bracteoles cuplike, 0.5 mm.

reflexed, 2–3.5 mm, pubescent;

bracteoles broad, membranous, to 0.2 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.

8–13 mm;

calyx campanulate, 4–6 mm, pubescent, veins 5–10, tube 1.5–2.5 mm, lobes subequal, narrowly triangular-subulate, orifice open;

corolla creamy white, 8–13 mm, banner broadly elliptic-oblong, 10–13 × 6–8 mm, apex rounded, slightly apiculate.

ellipsoid, 4–5 mm.

stipitate, flattened, ovoid, 2–3.5 mm.

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

1, yellow, mottled, flattened-ovoid, 2 mm, smooth.