Flora of North America species comparison

erect or ascending, very short, tufted or spreading, branched.

± prostrate, branched, weak.

cauline, crowded near base;

stipules well developed;

petiole 2–9 cm;

leaflets 7–11, blades 10–30 × 4–10 mm, adaxial surface glabrous.

cauline;

stipules 8–12 mm;

petiole 1–3 cm;

leaflets 3–5, blades 5–20 × 2–5 mm, adaxial surface sericeous.

several–many-flowered, 3–14 cm;

flowers spirally arranged.

open, 2–10 cm;

flowers whorled.

1–10 cm;

bracts persistent, straight, 2–4 mm.

4–8 cm;

bracts deciduous, 4–5 mm.

1–4 mm.

3–5 mm.

4.5–7 mm;

calyx 3–6 mm, lobes ± equal, abaxial lobe entire, adaxial lobe cleft;

corolla dark blue-purple or whitish with blue tip, banner spot white becoming yellow, keel blunt, glabrous.

11–13 mm;

calyx 5–6 mm, bulge or spur 0–1 mm, abaxial lobe entire or notched, adaxial lobe deeply notched;

corolla light blue to lavender, banner patch white to yellow turning violet, banner glabrous abaxially, lower keel margins glabrous, adaxial margin ciliate claw to tip.

undulate, 1.5–2 cm, not constricted between seeds, ciliate with long, dense hairs, sides with short, inflated hairs becoming scaly on drying.

2–3 cm, shaggy.

persistent, disclike, sessile.

deciduous, petiolate.

2, wrinkled.

5–8, tan, mottled brown, 3–4 mm.