Flora of North America species comparison

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

erect or ascending, few-clustered, unbranched or 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 (basal not present at anthesis);

stipules 4–13 mm;

petiole 2.5–6 cm;

leaflets 5–8, blades broadly oblanceolate, 20–40(–50) × 4–11 mm, abaxial surface appressed-hairy, adaxial surface glabrate.

several–many-flowered, 3–14 cm;

flowers spirally arranged.

4–15 cm;

flowers spirally arranged or ± whorled.

1–10 cm;

bracts persistent, straight, 2–4 mm.

5–12 cm;

bracts deciduous, 4–6 mm.

1–4 mm.

5–8 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.

(10–)12–14 mm;

calyx lobes entire, 6 mm;

corolla pale lavender to reddish purple, banner spot yellow or white, banner glabrous abaxially, keel distally ciliolate.

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

4 × 2 cm, villous.

persistent, disclike, sessile.

deciduous, petiolate.

2, wrinkled.

3–6.