Flora of North America species comparison

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

single or few, decumbent with ascending tips or trailing and diffuse, densely white-strigulose-pilose.

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–)3–9(–10) cm;

stipules distinct, 1.5–5(–6.5) mm, herbaceous becoming papery;

leaflets (7 or)9–17, blades oblanceolate, oblong-oblanceolate, or elliptic, 4–16 mm, apex obtuse, truncate, or emarginate, surfaces pubescent.

10–25-flowered, flowers declined;

axis 3–12 cm in fruit;

bracts 3–6 mm;

bracteoles 2.

(3 or)4–9-flowered, flowers ascending;

axis 1.5–5.5 cm in fruit;

bracts 0.8–2.2 mm;

bracteoles 0.

incurved-ascending, 3–8.5 cm.

incurved-ascending, 2–5.5 cm.

0.6–2 mm.

0.2–1 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.

(3.3–)3.5–6.5 mm;

calyx turbinate-campanulate, 3.3–4.3 mm, densely silvery-pilose, tube 2.1–2.7 mm, lobes broadly subulate, 1–1.6 mm;

corolla whitish, faintly tinged with pink-lilac or cream-pink;

banner recurved through 40°;

keel 3.6–5 mm, apex round or narrowly triangular and 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.

ascending, incurved, semi-ellipsoid or lunately ellipsoid, slightly inflated, scarcely bladdery, 10–17 × 4.5–7 mm, thin becoming papery, opaque, canescently strigulose-pilosulous.

(27–)30–36.

(3 or)4–6(or 7).