Flora of North America species comparison

erect, unbranched or branched distally.

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

cauline;

stipules not leaflike, green to silvery, 5–16 mm;

petiole 3–6 cm;

leaflets 7–12, blades 30–80 × 4–8 mm, adaxial surface sparsely pubescent.

cauline;

stipules 7–14 mm;

petiole 2–5 cm;

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

4–22 cm;

flowers ± whorled.

dense, 3–7 cm;

flowers ± whorled.

3–12 cm;

bracts deciduous, 5–9 mm.

(1–)2–4(–5) cm;

bracts 3–4 mm.

2–6 mm.

2–5 mm.

13–16 mm;

calyx bulge or spur 0–1 mm, abaxial lobe entire or 3-toothed, 7–11 mm, adaxial lobe 2-toothed, 6–10 mm;

corolla light blue to purple, banner patch yellowish to white, banner glabrous abaxially, keel upcurved, glabrous, banner ovate, wings wide, covering keel tip.

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.

3–4 cm, silky.

2.5–4 cm, silky.

deciduous, petiolate.

deciduous, petiolate.

3–7, beige, speckled brown, 4–6 mm.

4–5, mottled brown, 3–4 mm.