Flora of North America species comparison

ascending or erect, branched or unbranched.

very short, tufted, branched.

cauline;

petiole 2–8.5 cm;

leaflets 5–7(–9), blades 10–40 × 1–12 mm, adaxial surface 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.

4–40 cm;

flowers usually whorled, sometimes spirally arranged distally.

dense, 3–16-flowered, 1–8 cm;

flowers spirally arranged, crowded.

2–15 cm;

bracts deciduous, 4–12 mm.

1–8(–10) cm;

bracts persistent, straight, 2–3 mm.

2.5–7 mm.

0.3–1.5 mm.

6–15 mm;

calyx 4–8 mm, lobes ± equal, adaxial lobe deeply cleft;

corolla usually blue, rarely light blue, lavender, pink, white, banner spot white, upper keel margins ciliate near apex, banner as wide as or wider than long.

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.

2–4 × 0.4–0.7 cm, pubescent.

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

deciduous, petiolate.

persistent, disclike, sessile.

4–12.

1 or 2, smooth.

= 48.