Flora of North America species comparison

ascending or erect, branched or unbranched.

decumbent, spreading, many branched.

cauline;

petiole flattened and leafletlike, 3–10 cm;

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

basal, clustered;

stipules 20–150 mm;

petiole 2.5–10 cm;

leaflet 1, blades 40–120 × 18–33 mm, adaxial surface densely sericeous or strigulose.

6–35 cm;

flowers loosely spirally arranged.

8–30 cm;

flowers whorled.

3–10 cm;

bracts persistent, 2–5 mm.

3–4 cm;

bracts deciduous, 4–8 mm.

2–4 mm.

1–4 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.

11–15 mm;

calyx abaxial lobe entire, 5–10 mm, adaxial lobe 3-fid with 2 linear laterals, 4–8 mm;

corolla light to deep blue, limb centrally white at base, banner spot white to cream, glabrous abaxially, keel glabrous.

±3 cm, pubescent.

3–5 cm, appressed villous to sericeous.

deciduous, petiolate.

deciduous, petiolate.

6–8.

4–7, gray mottled black, 4 mm.