Flora of North America species comparison

usually prostrate or weakly ascending, sometimes erect, 0–20 cm, internodes often concealed by stipules, densely strigose-strigulose.

decumbent to ascending, densely pilose to pilose-hirsute.

2–13 cm;

stipules sometimes connate-sheathing at proximal nodes, 2–13 mm, submembranous becoming papery;

leaflets (1–)5–21, blades elliptic to obovate or oblanceolate, 3–20 mm, apex obtuse to acute, surfaces strigose.

(6–)8–15 cm;

stipules often connate-sheathing at proximal nodes, connate or distinct at distal nodes, 5–20 mm, submembranous becoming papery-scarious;

leaflet blades oblong-elliptic or obovate-obcordate, (4–)6–23 mm, apex obtuse, emarginate, or apiculate-acute, surfaces sparsely pilose or pilose-hirsute abaxially, glabrous adaxially.

2–13-flowered, flowers ascending;

axis (0.5–)1–6.5 cm in fruit;

bracts 2.5–8 mm;

bracteoles 0–2.

9–20-flowered;

axis 2–5(–6) cm in fruit;

bracts 5–12 mm;

bracteoles 0.

ascending, (1–)2–15(–20) cm.

incurved-ascending, 5–10(–14) cm.

0.6–2.5 mm.

1.5–3.5 mm.

10.3–27(–28) mm;

calyx usually purplish, cylindric, campanulate, or cylindro-campanulate, 6.3–14.2 mm, strigose, tube (3.4–)5.8–13.2 mm, lobes subulate, 1.1–3.7(–4.5) mm;

corolla usually pink-purple, rarely white;

banner recurved through 40°;

keel 8–23.6 mm.

14–19 mm;

calyx 8.3–15.1 mm, sparsely white-hirsute, tube gibbous-saccate behind pedicel, 5.9–11.4 mm, lobes lanceolate-subulate, 2.4–4 mm;

corolla whitish or pale cream, drying yellow, immaculate;

keel 11–13.6 mm.

readily deciduous, ascending, green, sometimes mottled, usually incurved, crescentic, mostly dorsiventrally compressed, 15–40 × 5–12 mm, unilocular, distinctly beaked, fleshy becoming stiffly leathery or subligneous, walls much less than 1 mm thick, strigose.

green or pink-tinged becoming stramineous, 25–40 × 7–13 mm, fleshy becoming spongy, walls 2.5–3 mm thick, translucent, alveolate-rugulose, sparsely hirsute;

gynophore stout, (1–)1.3–2 mm, glabrous.

42–70.