Flora of North America species comparison

erect, ascending, or decumbent, branched.

erect or ascending, clustered, unbranched or branched distally, stout.

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 10–15 mm;

petiole 2–25 cm;

leaflets 8–11, blades (30–)60–120(–150) × 3–15 mm, abaxial surface silky, slightly less so abaxially.

open, 3–18 cm;

flowers whorled.

12–40 cm, loose to dense;

flowers whorled.

2–5 cm;

bracts deciduous, 3–6 mm.

4–10 cm;

bracts early deciduous to persistent, 10–18 mm.

1–7 mm.

4–12 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.

(13–)15–18 mm;

calyx sometimes somewhat bulged and asymmetrical, abaxial lobe entire or notched, 7–8 mm, adaxial lobe shallowly notched, 6–7 mm;

corolla bright yellow, rarely pale purple, keel falcate, banner glabrous or hairy abaxially, upper keel margins densely ciliate.

2–3 cm, silky.

3–4.5 cm, tomentose.

deciduous, petiolate.

deciduous, petiolate.

3–6, tan, 5–6 mm.

4–7, pinkish brown to dull reddish brown, 6–7 mm.