Flora of North America species comparison

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

ascending or erect, branched or unbranched.

cauline, crowded near base;

stipules well developed;

petiole 2–9 cm;

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

cauline;

petiole 3–10 cm;

leaflets 5–8, blades 20–50 × 4–11 mm, adaxial surface pubescent.

several–many-flowered, 3–14 cm;

flowers spirally arranged.

10–40 cm;

flowers whorled.

1–10 cm;

bracts persistent, straight, 2–4 mm.

5–18 cm;

bracts deciduous, 5–7.5 mm.

1–4 mm.

3–6 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;

calyx 5–7 mm, lobes ± equal, entire;

corolla blue, banner spot white, upper keel margins with a tooth near middle, ciliate from tooth to near apex, banner width equal to or greater than length.

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

3–5 cm, coarsely pubescent.

persistent, disclike, sessile.

deciduous, petiolate.

2, wrinkled.

5–8.