Flora of North America species comparison

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

decumbent or prostrate with ascending tips, silvery-canescent or silvery- to gray-strigulose.

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.

2–8(–10) cm;

stipules 2–4 mm, submembranous becoming papery;

leaflets (5–)9–15(or 17), blades linear, linear-oblong, linear-elliptic, narrowly lanceolate, or oval, (1.5–)3–17(–21) mm, apex obtuse to apiculate or acute, surfaces strigulose.

10–25-flowered, flowers declined;

axis 3–12 cm in fruit;

bracts 3–6 mm;

bracteoles 2.

(7–)10–30-flowered, flowers ascending;

axis (1.5–)2.5–10 cm in fruit;

bracts 0.8–2(–3) mm;

bracteoles 0–2.

incurved-ascending, 3–8.5 cm.

erect or divaricate and incurved, (1.5–)2.5–10(–15) cm.

0.6–2 mm.

0.5–2.2 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.

(8.7–)9–12 mm;

calyx (4.5–)5–7 mm, strigulose, tube 3.3–4.1 mm, lobes broadly to slenderly subulate, (1.2–)1.4–3 mm;

corolla pink-purple, wing tips pale or white and ± suffused with greenish yellow, keel maculate;

banner recurved through 50°;

keel 8.2–10.4 mm, apex narrowly triangular, acute, 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.

erect or ascending, straight or gently incurved, linear-oblong or linear, obtusely 3-sided compressed, 15–30 × (2.2–)2.5–4.5 mm, thin becoming papery, strigulose.

(27–)30–36.

14–22.

= 16, 26.