Flora of North America species comparison

ascending or erect, branched, woody.

very short, densely tufted, branched.

cauline;

stipules 8–12 mm;

petiole 2–3(–6) cm;

leaflets 5–12, blades 20–60 × 3–10 mm, adaxial surface glabrous.

cauline, densely tufted or crowded near base;

free blades of stipules reduced, 1 mm;

petiole 0.4–1.5 cm;

leaflets (3 or)5, blades 2–7 × 1–1.5 mm, adaxial surface villous.

10–30 cm;

flowers whorled or not.

flowers solitary or paired, axillary.

4–10 cm;

bracts deciduous, 8–10 mm.

1.5–4 mm;

bracts persistent, 1 mm.

4–10 mm.

1 mm.

14–18 mm;

calyx bulge or spur 0–1 mm, abaxial lobe entire, 5–7 mm, adaxial lobe 2-toothed, 5–9 mm;

corolla usually yellow, rarely lilac to purple, banner patch darker or not or white, banner glabrous abaxially, lower keel margins glabrous, adaxial margin ciliate from claw to tip.

4–5 mm;

calyx 2.5–3 mm, abaxial lobe shallowly cleft, 2–2.5 mm, adaxial lobe 2-toothed, 0.5–1 mm;

corolla banner white, wings and keel purplish, keel glabrous.

4–7 cm, hairy.

0.6–1 cm, pilose.

deciduous, petiolate.

persistent, disclike, sessile.

8–12, black to tan, often striped lighter, 4–5 mm.

1 or 2.

= 48.