Flora of North America species comparison

erect or ascending, green or purplish, clustered, branched or unbranched.

erect, tufted, unbranched.

basal and/or cauline;

stipules 2–12 mm;

petiole 1–15 cm;

leaflets (5 or)6–10, blades 10–60 × 4–10 mm, abaxial surface hairy, adaxial surface glabrous or hairy (but not strigose).

basal and cauline;

stipules 8–10 mm;

basal petioles to 14 cm, cauline to 4 cm;

leaflets 6–10, blades 20–50 × 4–6 mm, adaxial surface pubescent.

loose, 5–16(–25) cm;

flowers whorled or not.

5–17 cm;

flowers spirally arranged.

(1–)4–25(–30) cm;

bracts usually deciduous, 3–4 mm.

3–6 cm;

bracts deciduous, 4–5 mm.

(1–)2–5(–7) mm.

4–8 mm.

5–15 mm;

calyx 4–8 mm, bulge or spur 0–3 mm (may be variable on plant), abaxial lobe entire or 3-toothed, adaxial lobe entire or 2-toothed;

corolla usually blue, sometimes purple, violet, pink, lilac, or white, banner patch yellowish to whitish, blue, brown, or absent, banner not much reflexed-recurved beyond midpoint, this less than 3 mm proximal to apex, banner glabrous or pubescent abaxially, wings glabrous, lower keel margins glabrous, upper margins ciliate.

10–12 mm;

calyx bulge or spur 0–1 mm, abaxial lobe 3-toothed, 4–5 mm, adaxial lobe 2-toothed, 3–4 mm;

corolla blue, banner patch white to yellowish, banner glabrous abaxially, keel strongly upcurved, lower keel margins glabrous, adaxial margin ciliate.

(1–)2–3 cm, hairy or silky.

2.5–4 cm, densely hairy.

deciduous, petiolate.

deciduous, petiolate.

(2 or)3–5(or 6), tan, brown, or red.

3–4.