Flora of North America species comparison

cespitose, spreading, branched proximally, sparsely branched distally.

prostrate, ascending, or erect, 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 triangular-lanceolate, 0.9–1 cm, margins entire, apex long-acuminate, reflexing;

petiole 1–10 cm;

petiolules to 1 mm;

leaflets 3, blades obovate or obcordate, 0.4–1.5 × 0.4–1 cm, base cuneate, veins prominent, recurved, margins coarsely dentate, apex rounded, truncate, or emarginate, surfaces glabrous.

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

involucres absent.

axillary or terminal, 8–20-flowered, depressed-globose, 0.9–1.1 × 0.8–1 cm;

involucres absent.

3–7 cm, surpassing subtending leaves.

0.6–1.5 cm, becoming shorter distally.

erect, reflexed in proximalmost flowers, 1 mm;

bracteoles cuplike, 0.5 mm.

reflexed in fruit, 0.5–2 mm;

bracteoles lanceolate, 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.

4–5.5 mm;

calyx tubular-campanulate, 4 mm, glabrous, veins 10, tube 2–2.2 mm, lobes subequal, triangular-subulate, margins green, pink, or purple, orifice open;

corolla pink, 4–5 mm, banner obovate, 4–5 × 1–2 mm, apex deeply emarginate.

ellipsoid, 4–5 mm.

ovoid-ellipsoid, 4 mm.

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

1–4, yellow, ovoid, 0.8–1 mm, minutely papillate.

= 16.