Flora of North America species comparison

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

erect or ascending, branched.

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 8–10 mm;

petiole 1–3.5 cm;

leaflets 5–9, blades 10–25 × 3–6 mm, adaxial surface pubescent.

several–many-flowered, 3–14 cm;

flowers spirally arranged.

5–20 cm;

flowers ± whorled.

1–10 cm;

bracts persistent, straight, 2–4 mm.

2–6 cm;

bracts deciduous, 7–10 mm.

1–4 mm.

4–8 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.

8–16 mm;

calyx bulge or spur 0–1 mm, abaxial lobe entire, 7–9 mm, adaxial lip deeply lobed, 5–7 mm;

corolla light violet to blue, banner patch persistently yellow, banner densely hairy abaxially, lower keel margins ± ciliate, adaxial margins glabrous.

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

2.5–3.5 cm, hairy.

persistent, disclike, sessile.

deciduous, petiolate.

2, wrinkled.

4–8, mottled brown, 4–5 mm.