Flora of North America species comparison

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

erect, 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;

stipules 5–10 mm;

petiole 2–5 cm;

leaflets 7–9, blades 25–55 × 4–12 mm, adaxial surface pubescent.

several–many-flowered, 3–14 cm;

flowers spirally arranged.

8–11 cm;

flowers spirally arranged to whorled.

1–10 cm;

bracts persistent, straight, 2–4 mm.

1–8 cm;

bracts deciduous, 3.5–5 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.

10–12 mm;

calyx bulge or spur 0–1 mm, abaxial lobe entire or 3-toothed, 4.5–7 mm, adaxial lobe 2-toothed, 3.5–6 mm;

corolla usually purple, sometimes pink or white, banner patch usually white, banner hairy abaxially, keel glabrous.

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

2–3 cm, hairy.

persistent, disclike, sessile.

deciduous, petiolate.

2, wrinkled.

3 or 4, 5–6 mm.