Flora of North America species comparison

ascending or erect, branched or unbranched.

ascending or erect, branched near middle or unbranched.

cauline;

petiole flattened and leafletlike, 3–10 cm;

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

cauline;

petiole 2–5 cm;

leaflets 7–9, blades 10–30 × 4–9 mm, adaxial surface usually pubescent.

6–35 cm;

flowers loosely spirally arranged.

9–35 cm;

flowers in crowded whorls.

3–10 cm;

bracts persistent, 2–5 mm.

4–15 cm;

bracts persistent, reflexed, 5–11 mm, pubescent.

2–4 mm.

1–3 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.

10–16 mm;

calyx appendages usually absent, abaxial lobe entire, 6–10 mm, adaxial lobe entire, 3–5 mm;

corolla usually pale yellow, sometimes pinkish or bright blue, lower wing margins rarely ciliate, upper margins ciliate near claw, lower and upper keel margins densely ciliate near claw.

±3 cm, pubescent.

1–1.5 cm, pubescent.

deciduous, petiolate.

persistent or deciduous, disclike (leaving a circular scar), sessile.

6–8.

2, dark brown, tuberculate.