Flora of North America species comparison

erect, unbranched or branched distally.

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

cauline;

stipules not leaflike, green to silvery, 5–16 mm;

petiole 3–6 cm;

leaflets 7–12, blades 30–80 × 4–8 mm, adaxial surface 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.

4–22 cm;

flowers ± whorled.

3–10(–12) cm;

flowers in 3–6 whorls.

3–12 cm;

bracts deciduous, 5–9 mm.

2.5–7(–13) cm;

bracts subpersistent, 4–10 mm.

2–6 mm.

2–5(–7) mm.

13–16 mm;

calyx bulge or spur 0–1 mm, abaxial lobe entire or 3-toothed, 7–11 mm, adaxial lobe 2-toothed, 6–10 mm;

corolla light blue to purple, banner patch yellowish to white, banner glabrous abaxially, keel upcurved, glabrous, banner ovate, wings wide, covering keel tip.

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.

3–4 cm, silky.

1.5–3 cm, silky-pilose.

deciduous, petiolate.

deciduous, petiolate.

3–7, beige, speckled brown, 4–6 mm.

4–6.