Flora of North America species comparison

erect to spreading or ascending, sparsely hirsute-hirsutulous.

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

2–8 cm;

stipules (2–)2.5–7 mm, papery-scarious proximally, herbaceous distally;

leaflet blades oblong-ovate, oblong-obovate, or obovate-cuneate, (3–)5–15 mm, apex retuse, surfaces hirsute-hirsutulous abaxially, glabrous adaxially.

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.

3–10-flowered;

axis 0.4–1 cm in fruit;

bracts 0.5–1.1 mm;

bracteoles 0.

(15–)25–80-flowered;

axis 3–25 cm in fruit;

bracts (1–)2.5–7 mm;

bracteoles 0–2.

erect or incurved-ascending, (3–)4–8.5 cm.

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

0.5–1.4 mm.

1–3.5 mm.

4.2–5.2 mm;

calyx 1.9–2.7 mm, white pilosulous, tube 1.1–1.5 mm, lobes subulate, 0.7–1.2 mm;

corolla keel 4.3–5 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.

green, usually with purple spots, becoming brownish, 5.5–9 × 2.5–5.5 mm, stiffly papery, glabrous;

gynophore 0.1–0.5 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.

5–15.