Flora of North America species comparison

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

prostrate to ascending, 1–7 cm underground, gray-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.

2.5–9 cm;

stipules distinct, 2–8 mm, papery at proximal nodes, firm at distal nodes;

leaflets 7–15, jointed to rachis throughout, blades narrowly linear to linear-oblong, 2–12(–16) mm, apex obtuse to emarginate, surfaces strigulose.

densely or loosely 6–40-flowered;

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

bracts 1.2–5 mm;

bracteoles 0.

(3–)7–20-flowered, flowers spreading or ± decurved;

axis 2–14 cm in fruit;

flowers declined or nodding;

bracts 0.8–2 mm;

bracteoles usually 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 or divaricate and incurved, 3.5–9.5 cm, surpassing leaves.

0.8–2.2 mm 1.2–3.5 mm in fruit.

2–6 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.

7.3–8.5 mm;

calyx campanulate, 4–5.9 mm, strigose, tube 3.2–4.5 mm, lobes subulate or triangular-subulate, 0.5–1.4 mm;

corolla ochroleucous, tinged or veined with lilac, or pinkish white;

banner strongly recurved through 100–130°;

keel 7–8 mm, apex bluntly triangular.

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.

declined or pendulous, green or purplish becoming brown-stramineous, straight or gently incurved or decurved, narrowly oblong to ellipsoid, strongly laterally compressed, (18–)22–35 × 3.2–4.6(–5) mm, stiffly papery, strigulose;

subsessile, base contracted into stout, stipelike neck 1–1.5 mm.

8–16.

(16–)20–24.