Flora of North America species comparison

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

ascending or erect, branched or unbranched.

cauline, crowded near base;

stipules well developed;

petiole 2–9 cm;

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

cauline;

petiole 2–7 cm;

leaflets 6–9, blades 15–35 × 3–10 mm, adaxial surface densely pubescent to tomentose.

several–many-flowered, 3–14 cm;

flowers spirally arranged.

5–25 cm;

flowers spirally arranged, sometimes appearing whorled proximally.

1–10 cm;

bracts persistent, straight, 2–4 mm.

1–9 cm;

bracts deciduous, 2.5–5 mm.

1–4 mm.

2.5–5 mm, becoming recurved.

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.

8.5–12 mm;

calyx 3–5 mm, lobes ± equal, cleft;

corolla golden yellow or white, lower keel margins short-ciliate near claw.

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

1–2 cm, glabrous or glabrate.

persistent, disclike, sessile.

deciduous, petiolate.

2, wrinkled.

3–8, resembling bits of granite.