Flora of North America species comparison

decumbent to ascending or erect, villosulous.

obscured by stipules.

3–9(–10.5) cm;

stipules distinct, 2–5(–7) mm, papery at proximal nodes, herbaceous at distal nodes;

leaflets (9 or)11–21(–25), blades oblong-oblanceolate, narrowly obovate-cuneate, or linear-elliptic, 4–20(–22) mm, apex truncate-retuse to obtuse or retuse, surfaces villosulous abaxially, strigose to glabrescent or glabrous adaxially.

3.5–11.5 cm;

stipules distinct, 3–11 mm, papery-membranous;

leaflets (7–)11–19, blades obovate, obovate-cuneate, rhombic, or broadly oblanceolate, 4–13 mm, apex subacute, obtuse and apiculate, or obtuse, surfaces pilose abaxially, glabrous adaxially.

(10–)15–40(–55)-flowered;

axis (3–)4–12(–18) cm in fruit;

bracts 1.5–3.5 mm;

bracteoles 2.

10–30-flowered, flowers in compact cluster, ascending to spreading becoming declined proximally;

axis not elongating in fruit;

bracts 3–8.5 mm;

bracteoles 0–2.

erect or incurved-ascending, (4–)5–16 cm.

scapiform, incurved-ascending, 4.5–15(–20) cm.

0.8–2.8 mm.

0.4–1 mm.

(10.5–)12–17.2 mm;

calyx campanulate to broadly cylindric, gibbous-saccate, 7–12.3 mm, strigose, tube 5.8–9.4 mm, lobes lanceolate to triangular-subulate or triangular, (0.8–)1–2.7(–3.5) mm;

corolla cream to pale lemon yellow;

banner usually sigmoidally arched and apex very abruptly and strongly folded over calyx to more than 100°, sometimes recurved through 50°;

keel 8.7–13.2 mm.

9.5–11.4 mm;

calyx campanulate, 5.9–8.2 mm, sparsely hirsute, tube 3.4–5.2 mm, lobes lanceolate-linear to setaceous, 1.9–3 mm;

corolla dull reddish purple, keel maculate;

banner recurved through 45°;

keel 7.9–9.1 mm, apex blunt.

pendulous, stramineous, straight or gently incurved, linear-oblong or obliquely ovoid-oblong, laterally compressed, 7–25 × 2.3–4.2 mm, somewhat fleshy becoming leathery, usually villosulous or strigulose, rarely glabrous;

stipe (3.5–)5–15 mm.

in oblong or globose, headlike clusters, spreading and ascending, green or purple-tinged becoming stramineous or brownish, plumply ovoid or subglobose, terete or somewhat laterally compressed, 5–7 × 4–4.5 mm, thinly fleshy becoming stiffly papery, sparsely long-hirsute.

(7 or)8–18.

8–12.