Flora of North America species comparison

reduced to thick crowns.

diffuse or erect to decumbent-clambering, sparsely strigulose-pilosulous.

1.5–14(–15) cm;

stipules (2.5–)4–11 mm, submembranous becoming scarious or papery;

leaflets 1–13(or 15), blades obovate to elliptic, oblanceolate, or orbiculate, 3–20 mm, apex acute to obtuse or retuse, surfaces villous-tomentulose.

2–10 cm;

stipules (1–)2–11 mm, papery-scarious proximally, submembranous at distal nodes;

leaflets 13–23, blades narrowly elliptic to lanceolate-oblong, 4–18 mm, apex obtuse to retuse or acute, surfaces strigulose.

2–8-flowered, flowers ascending;

axis 0.2–2.7 cm in fruit;

bracts 3.5–10 mm;

bracteoles 0–2.

5–15-flowered, flowers ascending-erect;

axis 0.5–2.5 cm in fruit;

bracts 3–7 mm;

bracteoles 0.

0.5–11 cm.

erect or incurved-ascending, 1.5–15 cm.

1.4–5 mm.

0.5–1.5 mm.

14–32 mm;

calyx cylindric or campanulate, 7–20 mm, villous, tube 5–16 mm, lobes subulate to lanceolate, 1–4 mm;

corolla pink-purple;

banner recurved through 40°;

keel 12–26 mm.

17–24 mm;

calyx cylindric, 7–12.5 mm, villous, tube 5–7.8 mm, lobes linear, 2.5–5.5 mm;

corolla usually pink-purple, sometimes ochroleucous or nearly white;

keel 11.4–14 mm.

ascending (humistrate), brown-stramineous, incurved, obliquely ovoid, obcompressed, (13–)18–28(–36) × 7–13(–17) mm, unilocular, fleshy becoming leathery, sparsely hirtellous to densely villous-tomentose, usually concealing surfaces.

erect, green becoming dark, ± straight, oblong-ellipsoid, obtusely 3-sided, 7–10 × 2.8–4.5 mm, sulcate abaxially, scarcely swollen, thinly papery, densely silky-villous;

stipe 0.3–1 mm.

27–40(–46).

= 16.