Flora of North America species comparison

ascending or erect, branched or unbranched.

decumbent or erect, branched just above ground, hairs less than 1 mm, not sharp or stiff.

cauline;

petiole 2–7 cm;

leaflets 6–9, blades 15–35 × 3–10 mm, adaxial surface densely pubescent to tomentose.

cauline, clustered at base;

stipules 7–12 mm;

petiole 5–12 cm;

leaflets 5–9, blades 15–40 × 5–12 mm, adaxial surface densely tomentose to woolly, hairs ± spreading.

5–25 cm;

flowers spirally arranged, sometimes appearing whorled proximally.

10–40 cm;

flowers ± whorled or not.

1–9 cm;

bracts deciduous, 2.5–5 mm.

stout, 6–10 cm;

bracts deciduous, 7–8 mm.

2.5–5 mm, becoming recurved.

2–5 mm.

8.5–12 mm;

calyx 3–5 mm, lobes ± equal, cleft;

corolla golden yellow or white, lower keel margins short-ciliate near claw.

10–15 mm;

calyx bulge or spur 0–1 mm, abaxial lobe 3-toothed, 6–8 mm, adaxial lobe deeply notched, 6–7 mm;

corolla bluish to purple, banner patch yellow turning purple to white, banner well reflexed-recurved at or proximal to midpoint, this 3.5–6 mm proximal to apex, banner glabrous or ± hairy abaxially, lower keel margins glabrous, adaxial margin ciliate middle to tip.

1–2 cm, glabrous or glabrate.

2–3 cm, hairy.

deciduous, petiolate.

deciduous, petiolate.

3–8, resembling bits of granite.

3 or 4, mottled grayish, 4–7 mm.