Flora of North America species comparison

decumbent-erect, branched.

short, erect or spreading, branched or unbranched.

cauline;

stipules not leaflike, green to silvery, 10–12 mm;

petiole 1–2 cm;

leaflets 6 or 7, blades 15–25 × 3–7 mm, adaxial surface pubescent.

cauline, crowded near base;

stipules well developed;

petiole 2–8 cm;

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

open, 4–20 cm;

flowers spirally arranged.

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

flowers spirally arranged.

1–4 cm;

bracts semideciduous, 7–8 mm.

3–5(–10 in fruit) cm;

bracts persistent, straight, 2–3 mm.

3–4 mm.

1–3 mm.

12–14 mm;

calyx bulge or spur 0–1 mm, abaxial lobe 3-toothed, 6–8 mm, adaxial lobe 2-toothed, 6–8 mm;

corolla white, banner patch turning tawny, banner glabrous abaxially, keel upcurved, glabrous, banner ovate, wings wide, covering keel tip.

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.

2.5–3.5 cm, silky.

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

deciduous, petiolate.

persistent, disclike, sessile.

4 or 5, mottled brown, 7–11 mm.

2–4, ridged.