Flora of North America species comparison

ascending or erect, branched or unbranched.

decumbent to erect, few to several-tufted, unbranched or branched.

cauline;

petiole 1–7 cm;

leaflets 5–8, blades 10–40 × 1–5 mm, adaxial surface glabrous or sparsely pubescent.

mostly basal with 3 or 4 cauline;

stipules not leaflike, green to silvery, 8–12 mm;

basal petioles 4–7 cm, proximal cauline petioles 3.5–15 cm, distal ones 2–3.5 cm;

leaflets 5–9, blades 15–70 × 3–8 mm, surfaces densely pubescent, adaxially less pubescent and greener.

4–20 cm;

flowers usually in fewer than 5 whorls, sometimes spirally arranged.

3–10(–12) cm;

flowers in 3–6 whorls.

3–10 cm;

bracts deciduous, 4–6 mm.

2.5–7(–13) cm;

bracts subpersistent, 4–10 mm.

1–3.5 mm.

2–5(–7) mm.

4–10 mm;

calyx abaxial lobe entire, 4–6 mm, adaxial lobe deeply cleft, 2–4 mm;

corolla usually blue, rarely light blue, pink, or white, banner spot white, becoming magenta, upper keel margins usually ciliate near apex, rarely glabrous, sometimes blunt, banner longer than wide.

10–13 mm;

calyx slightly gibbous adaxially near base, bulge or spur 0–1 mm, abaxial lobe 3-lobed, 5–7 mm, adaxial lobe 2-lobed, 4–6 mm;

corolla blue to purple, banner spot light yellow, banner with inconspicuous hairs abaxially, adaxial keel glabrous or with a few cilia along adaxial edges towards tip, keel upcurved.

1–3 × 0.3–0.6 cm, pubescent.

1.5–3 cm, silky-pilose.

deciduous, petiolate.

deciduous, petiolate.

5–8.

4–6.

= 48.