Flora of North America species comparison

erect or ascending, branched.

very short, densely tufted, branched.

cauline;

stipules not leaflike, green to silvery, 3–15 mm;

petiole 2–6 cm;

leaflets 6–9, blades 20–60 × 5–10 mm, adaxial surface pubescent.

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.

open, 2–23 cm;

flowers ± whorled.

flowers solitary or paired, axillary.

1–8.5 cm;

bracts deciduous, 2–10 mm.

1.5–4 mm;

bracts persistent, 1 mm.

1.5–5 mm.

1 mm.

9–12 mm;

calyx bulge or spur 0–1 mm, abaxial lobe 2 or 3-toothed, 3–8 mm, adaxial lobe 2-toothed, 5–7 mm;

corolla usually light blue or lavender to purple, rarely white, banner patch white turning purple, banner glabrous abaxially, keel upcurved, glabrous, banner ovate, wings wide, covering keel 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.

2–4.5 cm, silky.

0.6–1 cm, pilose.

deciduous, petiolate.

persistent, disclike, sessile.

4–6, brown, mottled tan, 4–6 mm.

1 or 2.