Flora of North America species comparison

very short, tufted, branched.

erect, clustered, unbranched.

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 near base;

stipules 5–6 mm;

petiole 13–15 cm;

leaflets 4–8, blades 40–80 × 10–30 mm, adaxial surface long spreading-hairy.

dense, 3–16-flowered, 1–8 cm;

flowers spirally arranged, crowded.

open, to 20 cm;

flowers whorled or spirally arranged.

1–8(–10) cm;

bracts persistent, straight, 2–3 mm.

13–20 cm;

bracts deciduous, 3–4 mm.

0.3–1.5 mm.

3–6 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.

14–16 mm;

calyx bulge or spur 0–1 mm, abaxial lobe entire or 2-toothed, 8–10 mm, adaxial lobe entire or 2-toothed, 6–7 mm;

corolla light blue, pink, or pale yellow, often drying straw-colored, banner patch yellow, banner ± hairy abaxially, lower keel margins ciliate near claw, adaxial margin ciliate throughout.

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

3–6 cm, silky.

persistent, disclike, sessile.

deciduous, petiolate.

1 or 2, smooth.

4–8, light brown with brown line or mottled tan, 2–4 mm.