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, some clustered at base;

stipules 6–15 mm;

petiole 3–20 cm;

leaflets 6–11, blades 30–90 × 6–19 mm, adaxial surface pubescent.

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

flowers spirally arranged.

8–30 cm;

flowers dense, spiciform.

3–5(–10 in fruit) cm;

bracts persistent, straight, 2–3 mm.

2–8 cm;

bracts usually persistent, 3–12 mm.

1–3 mm.

stout, 1–2 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.

10–13 mm;

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

corolla lavender or purple to yellowish, often turning brown, banner patch yellow to brown, banner not much reflexed-recurved beyond midpoint, this less than 3 mm proximal to apex, banner densely hairy abaxially, lower keel margins glabrous, adaxial margin ciliate throughout.

not obviously undulate, ovoid, often secund, 0.5–1 cm, adaxial margin not constricted between seeds, thinly pilose to coarsely hirsute.

2–3.6 cm, hairy.

persistent, disclike, sessile.

deciduous, petiolate.

2–4, ridged.

3–6, mottled gray-tan.

= 24, 48.