Flora of North America species comparison

prostrate, silvery-pilose.

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.

2–15(–17) cm;

stipules 3–11 mm, firm becoming papery;

leaflets (3 or)5–19, blades elliptic to oblong, 3–35 mm, apex acute, surfaces strigose, hairs gray or silvery.

(2 or)3–5-flowered;

axis to 1 cm in fruit;

bracts 1–2.5 mm.

(1–)3–8-flowered, flowers ascending;

axis 0.2–2 cm in fruit;

bracts 4–8 mm;

bracteoles 0.

0.5–2.5 cm.

erect or incurved, 1–13(–14) cm.

1–3.5 mm.

1.2–3 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.

(18–)22–27 mm;

calyx cylindric, 10.5–16(–17) mm, pilose-villous, tube (7–)8–12(–13) mm, lobes subulate to narrowly lanceolate, 1.5–5.7 mm;

corolla usually ochroleucous, faintly to strongly suffused with purple, rarely pink-purple;

banner recurved through 40°;

keel 18–22 mm.

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

ascending (humistrate), brown, incurved, obliquely lanceoloid-ovoid, obcompressed, 15–40 × 5–10(–12) mm, unilocular, fleshy becoming leathery or subligneous, villous-hirsute, surface visible through long, shining hairs.

6–10.

26–36.