Flora of North America species comparison

erect or ascending, very short, tufted or spreading, branched.

ascending to erect, hollow, tufted, branched at crown.

cauline, crowded near base;

stipules well developed;

petiole 2–9 cm;

leaflets 7–11, blades 10–30 × 4–10 mm, adaxial surface glabrous.

mostly basal with a few cauline proximal to inflorescences;

stipules 8–10 mm;

petiole 5–19 cm;

leaflets 6–10, blades 13–90 × 10–15 mm, abaxial surface thinly strigose, adaxial surface glabrous.

several–many-flowered, 3–14 cm;

flowers spirally arranged.

5–8(–15 in fruit) cm;

flowers spirally arranged or in 3–7 whorls.

1–10 cm;

bracts persistent, straight, 2–4 mm.

4–8.5 cm;

bracts caducous to tardily deciduous, 8–14 mm.

1–4 mm.

4–6 mm.

4.5–7 mm;

calyx 3–6 mm, lobes ± equal, abaxial lobe entire, adaxial lobe cleft;

corolla dark blue-purple or whitish with blue tip, banner spot white becoming yellow, keel blunt, glabrous.

14–19(–21) mm;

calyx bulge or spur 0–1 mm, abaxial lobe 6–11 mm, entire or faintly notched at tip, adaxial lobe ± gibbous basally, adaxial lobe teeth with slight notch at tip, 4–8 mm;

corolla usually blue to purplish, sometimes pink, rarely white, banner spot white or yellow, sometimes becoming purple, banner glabrous abaxially, lower keel margins densely ciliate near claw or glabrous or sparsely ciliate towards tip, adaxial margin glabrous or sparsely ciliate towards tips.

undulate, 1.5–2 cm, not constricted between seeds, ciliate with long, dense hairs, sides with short, inflated hairs becoming scaly on drying.

2–4.3 cm, silky-pilose.

persistent, disclike, sessile.

deciduous, petiolate.

2, wrinkled.

5–8, mottled.

= 48.