Flora of North America species comparison

prostrate, silvery-pilose.

decumbent to weakly ascending;

silvery-strigulose.

1–4 cm;

stipules 2–8 mm, hyaline, densely pilose abaxially;

leaflets usually 3, rarely 5, blades narrowly to broadly oblanceolate or obovate-cuneate, 3–13 mm, apex subacute, surfaces silvery-pilose.

2–10(–12.5) cm;

stipules 1.8–3.5 mm, membranous or thinly herbaceous;

leaflets (3 or)5–11, blades rhombic-elliptic, obovate-cuneate, or suborbiculate, 3–18 mm, apex obtuse or shallowly retuse, surfaces silvery-strigulose, appearing frosted.

(2 or)3–5-flowered;

axis to 1 cm in fruit;

bracts 1–2.5 mm.

loosely 3–16-flowered, flowers ascending to declined;

axis 0.8–7 cm in fruit;

bracts 1–2.2 mm;

bracteoles 0–2.

0.5–2.5 cm.

erect or divaricate and ascending, often humistrate in fruit, 1.5–7(–10) cm.

1–3.5 mm.

0.6–3 mm.

5–6.2(–8) mm;

calyx campanulate, 2.4–4.2 mm, densely pilose, tube 2–3 mm, lobes triangular-subulate, 1–1.2 mm;

corolla pink-purple or white, often drying yellowish;

banner recurved through 90°;

keel 4–4.5 mm, apex bluntly deltate.

7–12.5 mm;

calyx 4–7.2 mm, strigulose, tube 2.5–4.4 mm, lobes subulate, 1.5–2.8 mm;

corolla pink-purple;

banner recurved through 45;

keel 6.8–10.7 mm, apex round.

ascending or recurved, ovoid-ellipsoid, slightly compressed, 3–4.5 × 2 mm, papery, densely silky-strigose or silky-pilose.

declined or pendulous, stramineous or brownish, straight or incurved, oblong, or broadly and plumply so to oblong-ellipsoid or clavately oblong, (13–)15–28(–32) × 3.5–8.5 mm, fleshy becoming leathery or subligneous, densely strigulose;

gynophore to 0.8 mm.

6–10.

20–30.