Flora of North America species comparison

reduced to thick crowns.

decumbent or ascending, 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.

5.5–15 cm;

stipules distinct, 1.5–8(–12) mm, herbaceous;

leaflets (11–)17–27(or 29), blades oblong-oblanceolate to narrowly elliptic, or obovate, (4–)7–22(–25) mm, apex acute or truncate and apiculate, or shallowly retuse, surfaces villosulous, sometimes sparsely so adaxially.

2–8-flowered, flowers ascending;

axis 0.2–2.7 cm in fruit;

bracts 3.5–10 mm;

bracteoles 0–2.

(8–)10–30(–35)-flowered, flowers declined;

axis 3–15(–20) cm in fruit;

bracts 1.5–3.5 mm;

bracteoles 2.

0.5–11 cm.

divaricate or incurved-ascending, 3.5–10(–12) cm.

1.4–5 mm.

1–6.4 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.

8.3–11.4 mm;

calyx campanulate, 6.5–8.7 mm, densely villosulous, tube 3.6–4.5 mm, lobes lanceolate or subulate, 2.5–4.3 mm;

corolla pale or greenish yellow;

banner abruptly recurved through 90°;

keel 7.5–9.1 mm, apex sharply triangular, sometimes obscurely beaklike.

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.

spreading to declined or ascending, pale green, usually red-cheeked, becoming stramineous, straight, broadly ovoid-ellipsoid, bladdery-inflated, somewhat obcompressed, 20–40 × 14–20 mm, thin becoming papery, sparsely to quite densely villosulous or strigulose-villosulous, hairs 1+ mm.

27–40(–46).

29–52.