Flora of North America species comparison

ascending or erect, branched or unbranched.

erect or ascending, branched.

cauline;

petiole flattened and leafletlike, 3–10 cm;

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

cauline;

stipules not leaflike, green to silvery, 3–15 mm;

petiole 2–6 cm;

leaflets 6–9, blades 20–60 × 5–10 mm, adaxial surface pubescent.

6–35 cm;

flowers loosely spirally arranged.

open, 2–23 cm;

flowers ± whorled.

3–10 cm;

bracts persistent, 2–5 mm.

1–8.5 cm;

bracts deciduous, 2–10 mm.

2–4 mm.

1.5–5 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.

9–12 mm;

calyx bulge or spur 0–1 mm, abaxial lobe 2 or 3-toothed, 3–8 mm, adaxial lobe 2-toothed, 5–7 mm;

corolla usually light blue or lavender to purple, rarely white, banner patch white turning purple, banner glabrous abaxially, keel upcurved, glabrous, banner ovate, wings wide, covering keel tip.

±3 cm, pubescent.

2–4.5 cm, silky.

deciduous, petiolate.

deciduous, petiolate.

6–8.

4–6, brown, mottled tan, 4–6 mm.