Flora of North America species comparison

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

ascending or erect, usually branched, sometimes 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, often crowded near base;

petiole 2–9 cm, ascending- or appressed-pubescent;

leaflets (5 or)7, blades 10–20 × 5–10 mm, adaxial surface glabrate.

several–many-flowered, 3–14 cm;

flowers spirally arranged.

18–45 cm;

flowers well spaced, usually spirally arranged.

1–10 cm;

bracts persistent, straight, 2–4 mm.

5.5–10 cm;

bracts deciduous, 4–5 mm.

1–4 mm.

5–7 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.

10–13(–15) mm;

calyx 6–7 mm, abaxial lobe entire, 6 mm, adaxial lobe 3-cleft, 4 mm;

corolla bright violet-blue, banner spot creamy or yellow, keel glabrous.

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

3.5–5 cm, villous.

persistent, disclike, sessile.

usually persistent, usually inconspicuous, petiolate.

2, wrinkled.

6–8.

= 36.