Flora of North America species comparison

ascending or erect, branched.

ascending or erect, branched or unbranched.

cauline, crowded near base;

petiole 2–6 cm;

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

cauline;

petiole 3–10 cm;

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

2–12 cm;

flowers spirally arranged.

10–40 cm;

flowers whorled.

3–6 cm;

bracts deciduous, 2–3 mm.

5–18 cm;

bracts deciduous, 5–7.5 mm.

4–6 mm.

3–6 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.

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.

2.5–3.5 cm, white silky-villous.

3–5 cm, coarsely pubescent.

deciduous, petiolate.

deciduous, petiolate.

4 or 5.

5–8.

= 36.