Flora of North America species comparison

short, erect or spreading, branched or unbranched.

erect, clustered, unbranched or branched.

cauline, crowded near base;

stipules well developed;

petiole 2–8 cm;

leaflets 7–9, blades 10–20 × 5–8 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.

elongate, dense, several–many-flowered, 2–12 cm, usually exceeding leaves;

flowers spirally arranged.

2–6 cm, usually exceeding leaves;

flowers spirally arranged or whorled.

3–5(–10 in fruit) cm;

bracts persistent, straight, 2–3 mm.

2–6 cm;

bracts persistent, 7–15 mm.

1–3 mm.

2–5 mm.

7–10 mm;

calyx abaxial lobe shallowly cleft, 4–5 mm, adaxial lobe deeply cleft, 1–3 mm, less than 1/2 as long as abaxial;

corolla bright blue, banner spot yellow, keel blunt, 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 obviously undulate, ovoid, often secund, 0.5–1 cm, adaxial margin not constricted between seeds, thinly pilose to coarsely hirsute.

2.5–4 cm, woolly.

persistent, disclike, sessile.

deciduous, petiolate.

2–4, ridged.

4–6, beige, mottled dark, 3–4 mm.