Flora of North America species comparison

single or few, decumbent-ascending, glabrous or sparsely strigose.

obscured by stipules.

4.5–11 cm;

stipules 5–10 mm, papery at proximal nodes;

leaflets 11–21(or 23), blades obovate-cuneate, ovate, broadly oblong-elliptic, or suborbiculate, 5–20 mm, apex obtuse or emarginate, surfaces glabrous or glabrate and glaucescent.

1–4(–5) cm;

stipules 4–8 mm, hyaline, glabrous abaxially;

leaflet blades narrowly spatulate to narrowly lanceolate, 3–12 mm, apex acute, surfaces silvery-strigose.

10–25-flowered, flowers declined;

axis 3–12 cm in fruit;

bracts 3–6 mm;

bracteoles 2.

(1 or)2–4-flowered;

axis 0.5–1.5 cm in fruit;

bracts 1.8–3.5 mm;

bracteoles 0.

incurved-ascending, 3–8.5 cm.

erect, 0.7–2.2 cm.

0.6–2 mm.

0.7–1.5 mm.

12–15 mm;

calyx short-cylindric, 5.9–7.6 mm, strigulose, tube 4.5–5.6 mm, lobes subulate, 1.3–2.5 mm;

corolla reddish purple with white or lilac wing tips;

keel 9.5–10.6 mm.

(9.5–)10.5–16.7 mm;

calyx deeply campanulate to subcylindric, (4.8–)5–7.1 mm, densely strigose to pilose, hairs white, tube 3.6–5.1 mm, lobes subulate to linear-subulate, (1.4–)1.9–5.1 mm;

corolla usually pink-purple, rarely white, wing tips white or pale;

banner recurved through 40°;

keel 7.5–10.5 mm, apex acute-triangular, often somewhat beaklike.

spreading-ascending (humistrate), green suffused or dotted red becoming stramineous, straight to incurved, oblong or broadly oblong-ovoid, obcompressed, 15–37 × 8–21 mm, ± bilocular, fleshy becoming papery, stiffly leathery, or subligneous, glabrous;

septum to 3.5 mm wide;

stipe 5–8 mm.

mostly enclosed in marcescent calyx, ascending, lanceoloid-ellipsoid, obscurely 3-sided compressed, 4.5–7.5 × 1.2–2.2 mm, thin becoming papery, densely silver-strigulose.

(27–)30–36.

2.