Flora of North America species comparison

erect, ascending, or decumbent, branched.

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

cauline and basal;

stipules 4–9 mm;

petiole 2–16 cm;

leaflets 7–10(–13), blades 20–70 × 3–15 mm, adaxial surface strigose.

cauline, crowded near base;

stipules well developed;

petiole 2–9 cm;

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

open, 3–18 cm;

flowers whorled.

several–many-flowered, 3–14 cm;

flowers spirally arranged.

2–5 cm;

bracts deciduous, 3–6 mm.

1–10 cm;

bracts persistent, straight, 2–4 mm.

1–7 mm.

1–4 mm.

8–14 mm;

calyx spur distinct, 1–3 mm, abaxial lobe 3-toothed, 2.5–5 mm, 1–3 mm, adaxial lobe 2-toothed, 2–4 mm;

corolla blue, purple, pink, white, or yellowish, banner patch white, yellowish, or absent, banner hairy abaxially, wings with dense hair patch outside near tip, lower keel margins glabrous, adaxial margin ciliate.

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.

2–3 cm, silky.

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

deciduous, petiolate.

persistent, disclike, sessile.

3–6, tan, 5–6 mm.

2, wrinkled.