Flora of North America species comparison

erect, to 2.5 m, ± glabrous or glandular-hirsute, hairs bulbous-based.

1–7 cm;

stipules peltate, (5–)10–25 × 1–4 mm, apex attenuate;

leaflets 20–60, blades apparently 2–4-veined, asymmetric, subfalcate, linear-oblong, 4–15 × 1–2 mm, margins ciliate-denticulate, apex acuminate, surfaces glabrous.

1–7-flowered, racemes, axis hispidulous.

calyx 3–6 mm, bilabiate, abaxial lip 3-parted, adaxial lip 2-parted, glabrous or hispidulous;

corolla yellowish to orange or tan, usually with red or purplish lines, 5–10 mm, banner glabrous;

gynophore 1–3 mm, continuous with proximal segment, glabrate.

dark brown, 2–3 × 1.5–2 mm.

abaxial margin crenate, adaxial margin straight or curved, sutures between segments prominent, margins not separating from valves;

segments (3–)6–8(–9), semiglobose, 2.5–5 × 3–6 mm, reticulate venation conspicuous, especially near margins, center of each usually muricate or verrucose, faces usually glabrous or puberulent, rarely hispidulous, hairs bulbous-based, glandular.

= 20.