Flora of North America species comparison

erect, branched at base, hairs 1–3 mm, sharp, stiff.

erect or ascending, clustered, unbranched or branched distally, stout.

usually basal;

stipules 10–24 mm;

petiole 6–30 cm;

leaflets 5–9, blades 20–55 × 6–15 mm, adaxial surface densely woolly.

cauline;

stipules 10–15 mm;

petiole 2–25 cm;

leaflets 8–11, blades (30–)60–120(–150) × 3–15 mm, abaxial surface silky, slightly less so abaxially.

10–45 cm;

flowers whorled or not.

12–40 cm, loose to dense;

flowers whorled.

10–50 cm;

bracts deciduous, 4–5 mm.

4–10 cm;

bracts early deciduous to persistent, 10–18 mm.

2–8 mm.

4–12 mm.

fragrant, 10–18 mm;

calyx bulge or spur 0–1 mm, abaxial lobe entire, 5–11 mm, adaxial lobe, 2-toothed, 5–9 mm;

corolla lavender to rose, banner patch yellow turning purple, banner glabrous abaxially, lower keel margins glabrous, adaxial margin ciliate middle to tip.

(13–)15–18 mm;

calyx sometimes somewhat bulged and asymmetrical, abaxial lobe entire or notched, 7–8 mm, adaxial lobe shallowly notched, 6–7 mm;

corolla bright yellow, rarely pale purple, keel falcate, banner glabrous or hairy abaxially, upper keel margins densely ciliate.

3–7 cm, densely hairy.

3–4.5 cm, tomentose.

deciduous, petiolate.

deciduous, petiolate.

5–8, tan, 3–4 mm.

4–7, pinkish brown to dull reddish brown, 6–7 mm.