Flora of North America species comparison

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

decumbent to ascending or erect, strigulose.

(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.

3.5–10 cm;

stipules 1–2.5 mm, thinly herbaceous becoming papery;

leaflets (3–)9–19, blades oblong to linear or oval, 3–13 mm, apex obtuse to retuse, surfaces strigose abaxially, glabrous adaxially.

densely or loosely 6–40-flowered;

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

bracts 1.2–5 mm;

bracteoles 0.

9–25-flowered, flowers ascending to declined;

axis 1.5–14(–17) cm in fruit;

bracts 0.8–1.5 mm;

bracteoles 0.

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, 1.5–7.5 cm.

0.8–2.2 mm 1.2–3.5 mm in fruit.

0.8–1.5 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.

6.5–8.5 mm;

calyx 3.5–4.2 mm, strigose, tube 2.5–3.5 mm, lobes triangular, 0.7–1.1 mm;

corolla pink-purple with white wing tips;

banner recurved through 50–90°;

keel 5–6 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.

pendulous, stramineous, incurved or straight, oblong, 3-sided compressed, 10–15(–17) × 2.2–3 mm, thinly fleshy becoming papery, strigose;

septum 0.8–1 mm wide;

stipe 1.4–2.5 mm.

8–16.

10–13.

= 22.