Flora of North America species comparison

ascending or erect, branched or unbranched.

erect, unbranched or branched distally, hollow.

cauline;

petiole flattened and leafletlike, 3–10 cm;

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

basal and cauline, green;

stipules 5–20 mm;

basal petioles 10–25 cm, cauline 1–4 cm;

leaflets 5–10, blades 30–80(–130) × 5–8 mm, adaxial surface strigose, hairs less than 1 mm.

6–35 cm;

flowers loosely spirally arranged.

5–28 cm, usually exceeding leaves;

flowers dense.

3–10 cm;

bracts persistent, 2–5 mm.

4–17 cm;

bracts persistent, 5–10 mm.

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.

10–12 mm;

calyx bulge or spur 0–1 mm, abaxial lobe entire, 5–6 mm, adaxial lobe 2-toothed, 4–7 mm;

corolla violet to dark blue, banner patch orange to red, banner usually glabrous abaxially, rarely hairy, lower keel margins glabrous, adaxial margin densely ciliate.

±3 cm, pubescent.

1.5–2 cm, hairy to woolly.

deciduous, petiolate.

deciduous, petiolate.

6–8.

4–6, brown, mottled tan, 3–4 mm.