Flora of North America species comparison

ascending or erect, branched or unbranched.

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

cauline;

petiole flattened and leafletlike, 3–10 cm;

leaflets 5–8, blades 20–40 × 2–5 mm, apex usually truncate, 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.

6–35 cm;

flowers loosely spirally arranged.

5–8(–15 in fruit) cm;

flowers spirally arranged or in 3–7 whorls.

3–10 cm;

bracts persistent, 2–5 mm.

4–8.5 cm;

bracts caducous to tardily deciduous, 8–14 mm.

2–4 mm.

4–6 mm.

8–13 mm;

calyx 3–4 mm, lobes ± equal, abaxial lobe entire or shallowly cleft, 2.5–3 mm, adaxial lobe deeply cleft, 1.5–2 mm;

corolla banner and wings magenta, banner spot white or yellowish, becoming dark magenta, keel stout, blunt, lower and upper margins ciliate from claw to middle.

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.

±3 cm, pubescent.

2–4.3 cm, silky-pilose.

deciduous, petiolate.

deciduous, petiolate.

6–8.

5–8, mottled.

= 48.