Flora of North America species comparison

reduced to thick crowns.

decumbent to ascending, villous-villosulous.

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.

3–8.5 cm;

stipules connate-sheathing and papery-scarious at proximal nodes, submembranous at distal nodes, (1.5–)2–6.5 mm;

leaflets 13–21, blades narrowly oblong- or cuneate-oblanceolate, (4–)6–20(–23) mm, apex truncate-retuse to obtuse, surfaces usually villosulous, sometimes glabrescent or glabrous adaxially.

2–8-flowered, flowers ascending;

axis 0.2–2.7 cm in fruit;

bracts 3.5–10 mm;

bracteoles 0–2.

(10–)15–25(–30)-flowered, 1 per leaf axil;

axis 3–10.5 cm in fruit;

bracts (1.5–)2–5 mm;

bracteoles 0–2.

0.5–11 cm.

erect or incurved-ascending, (3–)6–14 cm.

1.4–5 mm.

1.3–3.5 mm, densely villous.

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.

(11.5–)13–17.4 mm;

calyx campanulate, obliquely cuneate, 6.4–9.7 mm, silky-villous, hairs white, sometimes also black, tube 5.2–7 × 3.5–4.5 mm, lobes triangular, 0.9–3 mm;

corolla ochroleucous or yellowish, immaculate;

banner recurved through 45°;

keel (9.5–)10.1–12.4 mm, apex sharply deltate.

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.

green and purple-mottled becoming brown or stramineous, straight or slightly curved, linear-oblong, strongly laterally compressed, 27–43 × 3.4–5, thinly fleshy becoming papery, strigulose or glabrous;

stipe 8–14 mm.

27–40(–46).

(15–)19–25(–27).