Flora of North America species comparison

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

prostrate or ascending, 0–6 cm, internodes mostly concealed by stipules, densely to sparsely strigose.

(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.

1.2–8.5 cm;

stipules 2–7 mm, membranous;

leaflets 7–17, blades obovate to oblanceolate, 3–11 mm, apex obtuse to emarginate or acuminate to acute, surfaces strigose, hairs subappressed and silvery-silky.

densely or loosely 6–40-flowered;

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

bracts 1.2–5 mm;

bracteoles 0.

2–10-flowered, flowers ascending;

axis 0.2–3.5 cm in fruit;

bracts 2–4.5 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.

incurved-ascending, 1–8 cm.

0.8–2.2 mm 1.2–3.5 mm in fruit.

0.8–3 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.

17–24 mm;

calyx cylindric, 10–13.2 mm, pilosulous, tube 7.3–9.4 mm, lobes subulate, 2–3.5 mm;

corolla pink-purple, often pale;

banner recurved through 40°;

keel 17–19 mm, 2 mm shorter than banner.

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.

spreading-ascending (humistrate), sessile or subsessile, gently or abruptly incurved, ovoid-acuminate, obcompressed, 10–23 × 7–12 mm, unilocular, fleshy becoming stiffly leathery, densely shaggy-hirsute, hairs concealing surface, longest hairs 2–3.5 mm.

8–16.

27–36.