Flora of North America species comparison

often erect or ascending, sometimes decumbent, diffuse, or spreading, strigulose or glabrous.

erect or ascending, fistulose, white and villous-tomentulose.

3–13.5 cm;

stipules connate-sheathing at proximal nodes, connate or distinct at distal nodes, 2.5–10(–12) mm, submembranous becoming scarious, pallid;

leaflets (7–)11–35, blades lanceolate-oblong to oblong, elliptic, or oblanceolate, 5–27(–32) mm, apex usually acute or obtuse, rarely emarginate, surfaces strigulose abaxially, glabrous or glabrate adaxially.

(3–)4–16 cm;

stipules 3–10 mm, submembranous becoming papery;

leaflet blades oblong-ovate or -obovate to lanceolate-elliptic, 3–20 mm, apex acute, obtuse and apiculate, or apiculate, surfaces villous-tomentulose.

(15–)25–80-flowered;

axis 3–25 cm in fruit;

bracts (1–)2.5–7 mm;

bracteoles 0–2.

35–60-flowered;

axis 3.5–10(–14) cm in fruit;

bracts 2.5–5 mm;

bracteoles 0.

erect, ascending, or incurved, 2.5–13 cm.

spreading or incurved-ascending, 2.5–9 cm.

1–3.5 mm.

0.5–1.5 mm.

(6.7–)8–17.5 mm;

calyx obliquely campanulate, gibbous-saccate, 3.5–9.6 mm, sparsely strigose, tube 2.8–5.7(–7) mm, lobes subulate, (0.7–)1–4.5(–6) mm;

corolla ochroleucous, white, whitish, or pink-purple, keel tip often maculate, sometimes purple;

banner recurved through 45° (except 90° in var. nevadensis);

keel 7–13 mm.

9.1–11.7 mm;

calyx 6.2–8.1 mm, villous-villosulous, tube 3.3–4.1 mm, lobes lanceolate-acuminate to caudate, 2.5–5(–6) mm;

corolla keel 6.4–8.5 mm.

stramineous, straight or slightly curved, linear, ellipsoid, or oblong-ellipsoid, dorsiventrally compressed, abaxial face with suture forming prominent ridge flanked by depressed grooves, adaxial face convexly rounded, (5–)6.5–17(–20) × 2–4.5 mm, fleshy becoming thinly leathery or papery, strigulose or glabrous;

stipe 1.4–5.2(–6) mm.

stramineous, 6.5–9 × (2.5–)3–4 mm, thinly fleshy becoming stiffly papery, villous or villous-tomentulose;

gynophore 0.5–0.7 mm.

5–15.