Flora of North America species comparison

short and tufted or erect, branched from base or near middle.

erect, clustered, branched or unbranched, long-villous.

cauline, often crowded near base;

stipules well developed;

petiole 1–9 cm;

leaflets 5–9, blades 10–40 × 5–10 mm, adaxial surface glabrous.

basal and cauline;

stipules 5–11 mm;

petiole 2–3 cm;

leaflets 6–9, blades 25–75 × 4–6 mm, adaxial surface villous, hairs silvery.

8–12-flowered, 2–11 cm, shorter than or slightly exceeding foliage;

flowers spirally arranged.

7–21 cm;

flowers ± whorled.

0–3.5 cm;

bracts persistent, straight, 2–5 mm.

2–5.5 cm;

bracts deciduous or persistent, 4–9 mm.

1–3.5 mm.

2–3.5 mm.

5–12 mm;

calyx abaxial lobe entire, 5–6 mm, adaxial lobe cleft, 2.5–4 mm;

corolla vivid blue, sometimes paler or white, sometimes bicolored, banner spot white or yellowish, keel glabrous.

10–14 mm;

calyx bulge or spur 0–1 mm, abaxial lobe 3-toothed, 5.5–8 mm, adaxial lobe, 2-toothed, 5–7 mm;

corolla cream to pale yellow, banner usually hairy abaxially, keel glabrous.

1.5 cm, constricted between seeds, thinly pilose to coarsely hirsute.

2–3 cm, silky.

persistent, disclike, sessile.

deciduous, petiolate.

2, wrinkled or ridged.

2 or 3, white, mottled black, 4–5 mm.