Flora of North America species comparison

6–20 dm, sparsely glandular-verruculose distally.

spikes, loosely flowered, not involucrate, 10–15 mm diam.;

axis visible, (0.2–)0.4–1.5(–2) cm;

bracts deciduous near anthesis, (2.5–)3–5 mm.

0–2.5 cm.

10, (6.2–)6.5–8.5 mm, filaments distinct to 0.9–2 mm, anthers 0.6–0.7 mm.

greenish white or cream, brownish or maroon in age; papilionaceous;

banner 4.2–5.2 mm, blade deltate-cordate, 2.5–3.4 × 2.6–3.4 mm; epistemonous petals attached proximal to middle of stamen tube;

wings 2.3–4.2 × 1.2–2 mm;

keel connate valvately, blades 4–5.4 × (2–)2.2–3 mm.

asymmetric, not recessed opposite banner, opening oblique, (5.2–)5.5–7 mm, villosulous throughout or tube glabrescent;

tube (2.4–)2.6–3.2 mm, with 2–8 small glands between ribs, sometimes obscure, lobes triangular-aristate, abaxial not uncinate.

2.3–2.7 mm, villosulous and gland-dotted distally.

1.7–1.8 mm.

leaves 3–5.5(–7) cm;

leaflets 15–23(or 25), blades obovate to oblong-elliptic, 4–18(–20) mm.