Flora of North America species comparison

cespitose, spreading, branched proximally, sparsely branched distally.

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 lanceolate, 1–2 cm, margins denticulate distally, plumose-ciliate, apex caudate;

petiole 1–8 cm;

petiolules 1+ mm;

leaflets 3, blades broadly elliptic to oblong, 1–5 × 0.5–1.5 cm, base cuneate, veins fine, margins denticulate, apex usually mucronate, sometimes retuse, surfaces hairy.

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

involucres absent.

terminal, 25–100-flowered, ovoid, elongate in fruit, 1–2.5 × 1–1.5 cm;

involucres minute or absent.

3–7 cm, surpassing subtending leaves.

0.5–9 cm.

erect, reflexed in proximalmost flowers, 1 mm;

bracteoles cuplike, 0.5 mm.

absent;

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.

13–16 mm;

calyx cylindric (campanulate in fruit), 6–8 mm, appressed-hairy, veins 10, tube 1–2 mm, lobes erect to slightly spreading, equal or abaxial 2 slightly longer, narrowly triangular, orifice open, hairy;

corolla cream or yellowish white, 13–16 mm, banner narrowly spatulate, 13–16 × 3–4 mm, apex obtuse.

ellipsoid, 4–5 mm.

ellipsoid, leathery distally, transversely dehiscent, 2.2–2.5 mm.

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

1, yellow, ovoid, 2–2.2 mm, smooth, glossy.

= 16.