Flora of North America species comparison

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

cauline, crowded near base;

stipules well developed;

petiole 2–9 cm;

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

several–many-flowered, 3–14 cm;

flowers spirally arranged.

1–10 cm;

bracts persistent, straight, 2–4 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.

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

persistent, disclike, sessile.

2, wrinkled.