Flora of North America species comparison

very short, tufted, branched.

erect, branched from just above ground.

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, clustered at base, ± fleshy;

stipules 15–20 mm;

petiole 2–15 cm;

leaflets 5–8, blades widely oblanceolate, 25–70 × 10–30 mm, surfaces silver-silky.

dense, 3–16-flowered, 1–8 cm;

flowers spirally arranged, crowded.

1–1.5 cm;

flowers ± whorled.

1–8(–10) cm;

bracts persistent, straight, 2–3 mm.

1–2.5 cm;

bracts deciduous, 5–7 mm.

0.3–1.5 mm.

1–2 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.

10–12 mm;

calyx bulge or spur 0–1 mm, abaxial lobe entire, 5–7 mm, adaxial lobe obscurely 2-toothed, 4–6 mm;

corolla yellow, banner usually hairy abaxially, lower keel margins glabrous, adaxial margin ciliate middle to tip.

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

3–4 cm, silky.

persistent, disclike, sessile.

deciduous, petiolate.

1 or 2, smooth.

3–5.