Flora of North America species comparison

erect, unbranched or branched distally.

erect, ascending, or decumbent, branched distally.

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.

mostly cauline, basal normally absent;

stipules 5–7 mm;

petiole 2–14 cm (longer proximally becoming shorter distally);

leaflets 5–13, blades 10–60(–90) × 3–11(–19) mm, surfaces usually silky, rarely thinly silky appearing glabrous abaxially.

4–22 cm;

flowers ± whorled.

12–25(–42) cm;

flowers whorled or spirally arranged.

3–12 cm;

bracts deciduous, 5–9 mm.

2–4 cm;

bracts subdeciduous, 5–8 mm.

2–6 mm.

2–5(–6) 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.

8–14(–18) mm;

calyx sometimes slightly saccate, abaxial lobe subentire or entire, 5 mm, adaxial lobe 2-fid, 6 mm;

corolla pale purple to bright blue, sometimes yellowish or whitish, banner spot white to yellow turning brown, banner well reflexed-recurved at or proximal to midpoint, this 3.5–6 mm proximal to apex, keel moderately curved, banner silky-hairy abaxially, adaxial keel ciliate almost full length, not reaching tip.

3–4 cm, silky.

2–3.7 cm, densely pilosulous.

deciduous, petiolate.

deciduous, petiolate.

3–7, beige, speckled brown, 4–6 mm.

(2 or)3–5(–7).