Flora of North America species comparison

ascending, tufted, or erect, branched or unbranched.

very short, tufted, branched.

cauline;

petiole 2–7 cm, spreading-pubescent;

leaflets 5–9, blades 10–30 × 1.5–8 mm, surfaces pubescent.

cauline, crowded near base;

stipules well developed;

petiole 1–6 cm;

leaflets (3 or)5–9, blades 8–20 × 2–9 mm, adaxial surface glabrous.

1–18 cm;

flowers spirally arranged, solitary axillary flowers also sometimes present.

dense, 3–16-flowered, 1–8 cm;

flowers spirally arranged, crowded.

erect, 2–8 cm;

bracts persistent, straight, 2.5–4 mm.

1–8(–10) cm;

bracts persistent, straight, 2–3 mm.

0.7–2 mm.

0.3–1.5 mm.

5–12 mm;

calyx 3–5 mm, lobes ± equal, abaxial lobe entire, adaxial lobe deeply cleft;

corolla usually pink to purple, rarely white, banner spot white or yellowish, keel usually glabrous, rarely with few, minute cilia on lower margins.

6–8 mm;

calyx abaxial lobe entire or shallowly cleft, ± 6 mm, adaxial lobe 2-toothed, 3 mm, less than 1/2 as long as abaxial;

corolla bright blue, banner spot white or yellow, keel glabrous.

1–1.5 cm, pubescent.

not undulate, 1 cm, thinly pilose to coarsely hirsute.

deciduous, petiolate.

persistent, disclike, sessile.

3–5.

1 or 2, smooth.

= 48.