Flora of North America species comparison

very short, tufted, branched.

erect, branched distally, emerging from ground stout, red.

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.

cauline;

stipules 6–20 mm;

petiole 1–7 cm;

leaflets 6–8(–10), blades (15–)38–61 × 8–13 mm, adaxial surface green, ± puberulent to short-villous.

dense, 3–16-flowered, 1–8 cm;

flowers spirally arranged, crowded.

15–20 cm;

flowers not whorled.

1–8(–10) cm;

bracts persistent, straight, 2–3 mm.

3–9 cm;

bracts ± persistent, 7–14 mm (conspicuously longer than buds).

0.3–1.5 mm.

2–6 mm.

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.

8–14 mm;

calyx bulge or spur 0–1 mm, abaxial lobe 3-toothed, 6–10 mm, adaxial lobe notched, 7–9 mm;

corolla pale yellow, banner glabrous abaxially, keel upcurved, glabrous.

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

2.5–5 cm, hairy.

persistent, disclike, sessile.

deciduous, petiolate.

1 or 2, smooth.

3–6.