Flora of North America species comparison

ascending, tufted, or erect, branched or unbranched.

± prostrate or ascending, branched.

cauline;

petiole 2–7 cm, spreading-pubescent;

leaflets 5–9, blades 10–30 × 1.5–8 mm, surfaces pubescent.

basal (clustered near base);

stipules 4–5 mm;

petiole 2–4.5 cm;

leaflets 6–8, blades 10–20 × 2–4 mm, adaxial surface pubescent.

1–18 cm;

flowers spirally arranged, solitary axillary flowers also sometimes present.

2–7 cm;

flowers in few whorls, widely separated.

erect, 2–8 cm;

bracts persistent, straight, 2.5–4 mm.

5–10 cm;

bracts usually deciduous, 4–5 mm.

0.7–2 mm.

2–4 mm.

5–12 mm;

calyx 3–5 mm, lobes ± equal, abaxial lobe entire, adaxial lobe deeply cleft;

corolla usually pink to purple, rarely white, banner spot white or yellowish, keel usually glabrous, rarely with few, minute cilia on lower margins.

9–12 mm;

calyx bulge or spur 0–1 mm, abaxial lobe obscurely 3-toothed, 5–6 mm, adaxial lobe notched, 4–5 mm;

corolla ± violet, banner patch yellow, banner usually hairy abaxially, lower keel margins glabrous, adaxial margin ciliate.

1–1.5 cm, pubescent.

2–3 cm, pilose.

deciduous, petiolate.

deciduous, petiolate.

3–5.

1 or 2.

= 48.