Flora of North America species comparison

ascending or prostrate, finely strigulose.

erect to ascending, strigulose.

2.5–7 cm;

stipules 1.5–3 mm, herbaceous becoming papery at proximal nodes, herbaceous at distal nodes;

leaflets (7 or)9–21, blades oblong-obovate to linear-oblong or -elliptic, 2–10 mm, apex obtuse to subacute or retuse, surfaces strigulose abaxially, strigulose, glabrous, or glabrate adaxially.

4–15(–18) cm;

stipules 2–4(–6) mm, papery-scarious at proximal nodes, subherbaceous at distal nodes;

leaflets 11–19(or 21), blades linear-oblong, narrowly oblong-oblanceolate, or obovate, 2–13 mm, apex obtuse, subtruncate, or shallowly retuse, surfaces strigose, sometimes glabrous adaxially.

5–15-flowered;

axis 1–8 cm in fruit;

bracts 1–1.5 mm;

bracteoles 0.

(5–)8–15-flowered, flowers ascending;

axis (3–)5–18(–20) cm in fruit;

bracts 1.5–2.3 mm;

bracteoles 0.

ascending, 1.5–8(–10) cm.

erect, 6–21(–24) cm.

0.8–1.7 mm.

1–2.8 mm, little or no clavate thickening in fruit.

6.5–10 mm;

calyx 3.4–4.8 mm, strigose, tube 2.2–2.8 mm, lobes lanceolate-subulate, 0.9–2.2 mm;

corolla yellowish, yellowish white and lightly tinged rose, or greenish ochroleucous, banner violet-veined;

banner recurved through 45–85°;

keel 4.6–6.4 mm.

10.5–13.8 mm;

calyx campanulate, 4.8–6.3 mm, strigulose-pilosulous, tube 3.1–4.2 mm, lobes subulate, 1.2–2.1 mm;

corolla ochroleucous, keel tip tinged lilac;

banner recurved through 40°;

keel 8.5–9.6 mm.

pendulous, brown or stramineous, lunate, lanceoloid-ellipsoid, 3-sided compressed, 12–25 × 2.6–4 mm, papery, strigulose-villosulous;

septum 1.3–2.4 mm wide;

stipe 2.5–5 mm.

erect, pale green or purplish becoming stramineous, straight, linear-oblong, 3-sided compressed, lateral face flat, dorsal face narrower and grooved, 15–30 × 2.7–4 mm, ± bilocular, thin becoming papery, glabrous;

septum 1–2 mm wide;

stipe 3.5–7 mm.

11–16.

16–18.