Flora of North America species comparison

ascending or erect, branched.

ascending or erect, 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;

stipules 6–16 mm;

petiole 1–3 cm;

leaflets 6–9, blades 20–45 × 3–8 mm, adaxial surface tomentose, hairs silvery.

2–12 cm;

flowers spirally arranged.

5–16 cm;

flowers ± whorled.

3–6 cm;

bracts deciduous, 2–3 mm.

2–5 cm;

bracts deciduous, 5–9 mm.

4–6 mm.

2–5.5 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.

9–12 mm;

calyx bulge or spur 0–1 mm, abaxial lobe 3-toothed, 3–7 mm, adaxial lobe 2-toothed, 4–7 mm;

corolla usually yellow, banner hairy abaxially, keel ± glabrous.

2.5–3.5 cm, white silky-villous.

2–3 cm, strigose.

deciduous, petiolate.

deciduous, petiolate.

4 or 5.

3–5, tan, 3–5 mm.

= 36.