Flora of North America species comparison

erect, ascending, or decumbent, branched.

solitary, erect, slender, usually unbranched.

cauline and basal;

stipules 4–9 mm;

petiole 2–16 cm;

leaflets 7–10(–13), blades 20–70 × 3–15 mm, adaxial surface strigose.

cauline;

stipules 7–9 mm;

petiole to 1 cm;

leaflets 6 or 7, blades 10–40 × 4–10 mm, adaxial surface glabrous.

open, 3–18 cm;

flowers whorled.

4–16 cm;

flowers ± whorled or not.

2–5 cm;

bracts deciduous, 3–6 mm.

2–6 cm;

bracts deciduous, 8–10 mm.

1–7 mm.

5–6 mm.

8–14 mm;

calyx spur distinct, 1–3 mm, abaxial lobe 3-toothed, 2.5–5 mm, 1–3 mm, adaxial lobe 2-toothed, 2–4 mm;

corolla blue, purple, pink, white, or yellowish, banner patch white, yellowish, or absent, banner hairy abaxially, wings with dense hair patch outside near tip, lower keel margins glabrous, adaxial margin ciliate.

8–10(–12) mm;

calyx bulge or spur 0–1 mm, abaxial lobe 3-toothed, 3–5 mm, adaxial lobe 2-toothed, 3–8 mm;

corolla whitish to dull blue (at least in bud), often fading to pale yellow, banner glabrous abaxially, keel glabrous, tip sometimes exserted.

2–3 cm, silky.

1.5–2.5 cm, white-hairy, dark when dry.

deciduous, petiolate.

deciduous, petiolate.

3–6, tan, 5–6 mm.

3 or 4, 4–5 mm.