Flora of North America species comparison

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

decumbent, branched.

cauline, often crowded near base;

stipules well developed;

petiole 1–9 cm;

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

cauline;

petiole 2–3 cm;

leaflets 5–7, blades 10–15 × 5–6 mm, adaxial surface pubescent.

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

flowers spirally arranged.

dense, 3–9 cm;

flowers spirally arranged, axillary flowers absent.

0–3.5 cm;

bracts persistent, straight, 2–5 mm.

primary peduncles and lateral branches decumbent, 2–3.5 cm;

bracts usually persistent, 3–3.5 mm.

1–3.5 mm.

1–1.5 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.

6–7 mm;

calyx 4–5.5 mm, lobes ± equal, adaxial lobe deeply cleft;

corolla pink, banner spot white or yellowish, keel glabrous.

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

1.5–2 cm, pubescent or glabrate.

persistent, disclike, sessile.

deciduous, petiolate.

2, wrinkled or ridged.

3 or 4.