Flora of North America species comparison

very short, tufted, branched.

erect, clustered, unbranched or branched.

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, yellow-green;

stipules 12–30 mm;

proximal petioles 5–10 cm, distal ones 2 cm;

leaflets 4–9, blades 30–110 × 5–11 mm, adaxial surface villous, hairs greater than 1 mm.

dense, 3–16-flowered, 1–8 cm;

flowers spirally arranged, crowded.

2–6 cm, usually exceeding leaves;

flowers spirally arranged or whorled.

1–8(–10) cm;

bracts persistent, straight, 2–3 mm.

2–6 cm;

bracts persistent, 7–15 mm.

0.3–1.5 mm.

2–5 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.

10–14 mm;

calyx bulge or spur 0–1 mm, abaxial lobe entire or 3-toothed, 6–11 mm, adaxial lobe 2-toothed, 6–8 mm;

corolla light blue, banner patch yellow, banner glabrous abaxially, lower keel margins glabrous, adaxial margin sparsely ciliate ± middle to tip.

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

2.5–4 cm, woolly.

persistent, disclike, sessile.

deciduous, petiolate.

1 or 2, smooth.

4–6, beige, mottled dark, 3–4 mm.