Flora of North America species comparison

decumbent, ascending, or erect, clustered, usually unbranched.

erect or spreading, branched or unbranched.

cauline;

stipules 7–14 mm;

petiole 2–5 cm;

leaflets 6 or 7, blades 20–50 × 4–8 mm, adaxial surface hairs silvery-silky.

cauline, basal when present withered by anthesis;

stipules 5–10 mm;

petiole 4–20 cm;

leaflets 5–11, blades 40–100 × 6–24 mm, abaxial surface ± hairy, adaxial surface glabrous or hairy.

dense, 3–7 cm;

flowers ± whorled.

16–60 cm;

flowers whorled or spirally arranged.

(1–)2–4(–5) cm;

bracts 3–4 mm.

8–20 cm;

bracts deciduous, 8–12 mm.

2–5 mm.

2–12 mm.

11–13 mm;

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

corolla blue to lilac, banner patch yellow, banner well reflexed-recurved at or proximal to midpoint, this 3.5–6 mm proximal to apex, banner broader than long, hairy abaxially, lower keel margins glabrous, adaxial margin ciliate.

8–18 mm;

calyx abaxial lobe entire or notched, 4–8 mm, adaxial lobe entire or 2-toothed, 5–10 mm;

corolla blue or purple to white, banner patch usually white to yellowish turning purple, banner glabrous abaxially, lower keel margins usually ciliate, adaxial margin ciliate from claw to middle.

2.5–4 cm, silky.

2–4.5 cm, ± densely hairy.

deciduous, petiolate.

deciduous, petiolate.

4–5, mottled brown, 3–4 mm.

6–10, mottled dark brown, 3–4 mm.