Flora of North America species comparison

ascending or erect, branched or unbranched.

prostrate to decumbent, branched, not weak, from woody base.

cauline;

petiole flattened and leafletlike, 3–10 cm;

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

cauline, often appearing clustered near base first year;

stipules 7–16 mm;

petiole 2–10 cm;

leaflets 5–9, blades 15–35 × 3–9 mm, adaxial surface pubescent.

6–35 cm;

flowers loosely spirally arranged.

± open, 6–16 cm;

flowers whorled or not.

3–10 cm;

bracts persistent, 2–5 mm.

4–12 cm;

bracts deciduous, 4–7 mm.

2–4 mm.

4–12 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 bulge or spur 0–1 mm, abaxial lobe 3-toothed or entire, 8–9 mm, adaxial lobe 2-toothed, 7–8 mm;

corolla blue to lilac, white, yellow, rose, or purple (sometimes on same plant), banner patch whitish or yellow, or absent, banner glabrous abaxially, lower keel margins glabrous, adaxial margin ciliate.

±3 cm, pubescent.

3–4 cm, hairy.

deciduous, petiolate.

deciduous, petiolate.

6–8.

7–12.