Flora of North America species comparison

short, erect or spreading, branched or unbranched.

cauline, crowded near base;

stipules well developed;

petiole 2–8 cm;

leaflets 7–9, blades 10–20 × 5–8 mm, adaxial surface glabrous.

elongate, dense, several–many-flowered, 2–12 cm, usually exceeding leaves;

flowers spirally arranged.

3–5(–10 in fruit) cm;

bracts persistent, straight, 2–3 mm.

1–3 mm.

7–10 mm;

calyx abaxial lobe shallowly cleft, 4–5 mm, adaxial lobe deeply cleft, 1–3 mm, less than 1/2 as long as abaxial;

corolla bright blue, banner spot yellow, keel blunt, glabrous.

not obviously undulate, ovoid, often secund, 0.5–1 cm, adaxial margin not constricted between seeds, thinly pilose to coarsely hirsute.

persistent, disclike, sessile.

2–4, ridged.