Flora of North America species comparison

ascending or erect, branched.

sprawling or ascending, clustered, branched.

cauline, crowded near base;

petiole 2–6 cm;

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

basal;

stipules conspicuous, 20–30 mm;

petiole 3.5–9.5 cm;

leaflet 1, blades 150–270 × 12–33 mm, surfaces sericeous or abaxially thinly pubescent.

2–12 cm;

flowers spirally arranged.

11–25 cm;

flowers whorled or spirally arranged.

3–6 cm;

bracts deciduous, 2–3 mm.

7–9 cm;

bracts deciduous, 6–15 mm.

4–6 mm.

2–4 mm.

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.

10–14 mm;

calyx abaxial lobe entire, 10–11 mm, adaxial lobe entire, 7–9 mm;

corolla lilac to reddish purple or pink, banner spot maroon, glabrous.

2.5–3.5 cm, white silky-villous.

(1.5–)2.5–4 cm, shaggy-villous.

deciduous, petiolate.

deciduous, petiolate.

4 or 5.

2–4.

= 36.

= 52.