Flora of North America species comparison

erect or ascending, very short, tufted or spreading, branched.

± prostrate, branched.

cauline, crowded near base;

stipules well developed;

petiole 2–9 cm;

leaflets 7–11, blades 10–30 × 4–10 mm, adaxial surface glabrous.

cauline, clustered near base;

stipules less than 6 mm;

petiole 6–8(–14) cm;

leaflets 6 or 7, blades 10–20 × 8–10 mm, adaxial surface pubescent.

several–many-flowered, 3–14 cm;

flowers spirally arranged.

dense, 3–5 cm, usually exceeding leaves;

flowers whorled.

1–10 cm;

bracts persistent, straight, 2–4 mm.

1.5–4 cm;

bracts deciduous, 2.5–3 mm.

1–4 mm.

1–4 mm.

4.5–7 mm;

calyx 3–6 mm, lobes ± equal, abaxial lobe entire, adaxial lobe cleft;

corolla dark blue-purple or whitish with blue tip, banner spot white becoming yellow, keel blunt, glabrous.

8–12 mm, in 5–12 whorls;

calyx bulge or spur 0–1 mm, abaxial lobe entire, 4–5 mm, adaxial lobe notched, 4–5 mm;

corolla pink, banner patch light yellow, keel dark rose, white at claw, banner glabrous abaxially, strongly reflexed, lower keel margins glabrous, adaxial margin ciliate.

undulate, 1.5–2 cm, not constricted between seeds, ciliate with long, dense hairs, sides with short, inflated hairs becoming scaly on drying.

1.5–2.5 cm, shaggy.

persistent, disclike, sessile.

deciduous, petiolate.

2, wrinkled.

3–5, tan.