Flora of North America species comparison

ascending, decumbent, or sprawling, silky-strigose, villous, or villous-tomentose.

(1–)2–7(–10) cm;

stipules clasping with margins touching but distinct or shortly connate at proximal nodes, distinct at distal nodes, (1–)2–7(–11) mm, often veined, semileathery;

leaflet blades linear, lanceolate, oblong, elliptic, or elliptic-oblanceolate, 3–33(–35) mm, apex acute, subacute, or obtuse, surfaces glabrous, glabrate, or pubescent.

2–8 cm;

stipules 5–10 mm, membranous becoming papery;

leaflets (1 or)3 or 5, blades obovate to rhombic or elliptic, 6–25 mm, apex obtuse, surfaces densely strigose.

densely or loosely 6–40-flowered;

axis 1.5–15 cm in fruit, elongating little after flowering;

bracts 1.2–5 mm;

bracteoles 0.

2–7-flowered, flowers erect-ascending;

axis 0.2–0.8 cm in fruit;

bracts 2.5–6 mm;

bracteoles 0–2.

usually erect, rarely humistrate in fruit, (2–)2.5–15 cm, equal to or longer than subtending leaf, together with racemes usually shorter than stems.

ascending, 1–3 cm.

0.8–2.2 mm 1.2–3.5 mm in fruit.

1.2–4 mm.

7–13.8(–14.5) mm;

calyx 3.7–6.4 mm, villous or strigulose, tube 2.4–5 mm, lobes subulate, (1–)1.1–4 mm;

corolla white to purplish or creamy white;

wing apex bidentate;

keel (6.1–)6.7–9.6 mm, shorter than wings.

20–28 mm;

calyx cylindric, 12–17 mm, loosely strigulose, tube 10–14 mm, lobes linear-subulate, 1.8–5.5 mm;

corolla ochroleucous or greenish white, often tinged faintly purplish, keel tip purple;

banner recurved through 40°;

keel 18–22 mm.

green, often with red or purple, becoming stramineous, ± straight or slightly curved abaxially, convex adaxially, not sulcate, obliquely ellipsoid, semi-ellipsoid, or narrowly oblong, laterally compressed, 10–30 × 3–9(–11) mm, papery, translucent, usually glabrous, sometimes strigose, hyaline septum 0–0.6 mm wide;

stipe 2.5–8[–10] mm.

ascending (humistrate), red-purple to stramineous, incurved, ovoid-acuminate, inflated, 17–30(–32) × 10–23 mm, unilocular, fleshy becoming stiffly papery, hirsute, hairs long, lustrous.

8–16.

28–38.