Flora of North America species comparison

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

ascending or 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, crowded near base;

petiole 2–6 cm;

leaflets 5 or 6(or 7), blades 10–25 × 6–12 mm, adaxial surface glabrous.

several–many-flowered, 3–14 cm;

flowers spirally arranged.

2–12 cm;

flowers spirally arranged.

1–10 cm;

bracts persistent, straight, 2–4 mm.

3–6 cm;

bracts deciduous, 2–3 mm.

1–4 mm.

4–6 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.

10–13 mm;

calyx 6–8 mm, abaxial lobe entire or cleft, 4–5 mm, adaxial lobe cleft, 2–3 mm, hairs silvery;

corolla usually dark blue, rarely white, banner spot bright white, keel glabrous, wings flat.

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

2.5–3.5 cm, white silky-villous.

persistent, disclike, sessile.

deciduous, petiolate.

2, wrinkled.

4 or 5.

= 36.