Flora of North America species comparison

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

decumbent or prostrate with ascending tips, 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.

(2–)3–9(–11.5) cm;

stipules 2–5 mm, submembranous;

leaflets (7 or)9–21, blades obovate, oblong-obovate, broadly oblanceolate, oval, or oval-suborbiculate, 2–12(–15) mm, apex obtuse or emarginate, surfaces strigulose abaxially, glabrous or glabrescent 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.

(4–)6–20(–25)-flowered, flowers ascending to spreading;

axis (1–)1.5–9 cm in fruit;

bracts 0.8–3(–3.5) mm;

bracteoles 0 or 1.

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.

incurved-ascending, (3–)4–14(–15) cm.

0.8–2.2 mm 1.2–3.5 mm in fruit.

0.5–3.2 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.

8.5–12 mm;

calyx 5–7 mm, strigulose, tube 3.6–4.9 mm, lobes lanceolate-subulate, 0.5–1.3 mm;

corolla pink-purple, wing tips often whitish, keel maculate;

banner recurved through 45°;

keel 6.5–8.4 mm, apex bluntly deltate, beak narrowly triangular or subulate.

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, green or purplish becoming stramineous or brownish, slightly incurved, linear-lanceoloid to linear, 3-sided compressed, (13–)15–22 × 2.3–3.5(–4) mm, papery, strigulose.

8–16.

(17 or)18–26.

= 28.