Flora of North America species comparison

ascending or erect, branched.

decumbent, branched.

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 2–3 cm;

leaflets 5–7, blades 10–15 × 5–6 mm, adaxial surface pubescent.

2–12 cm;

flowers spirally arranged.

dense, 3–9 cm;

flowers spirally arranged, axillary flowers absent.

3–6 cm;

bracts deciduous, 2–3 mm.

primary peduncles and lateral branches decumbent, 2–3.5 cm;

bracts usually persistent, 3–3.5 mm.

4–6 mm.

1–1.5 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.

6–7 mm;

calyx 4–5.5 mm, lobes ± equal, adaxial lobe deeply cleft;

corolla pink, banner spot white or yellowish, keel glabrous.

2.5–3.5 cm, white silky-villous.

1.5–2 cm, pubescent or glabrate.

deciduous, petiolate.

deciduous, petiolate.

4 or 5.

3 or 4.

= 36.