Flora of North America species comparison

prostrate, when developed, 0–2.5 cm, mostly obscured by stipules, strigulose.

decumbent or prostrate, strigulose to villosulous.

1.5–9 cm;

stipules connate-sheathing at proximal nodes, connate or distinct at distal nodes, 2–5 cm, membranous;

leaflets 5–17, blades elliptic, oblanceolate, or obovate, 3–12 mm, apex acute to obtuse, surfaces strigose.

2.5–7.5(–9) cm;

stipules 1.5–4 mm, papery-membranous;

leaflets (13–)17–25(or 27), blades broadly elliptic, oval, or oblong, 1–6.5 mm, apex obtuse or retuse, surfaces strigulose to villosulous, sometimes glabrous or glabrescent adaxially.

4–13-flowered, flowers ascending or spreading;

axis 1.5–8 cm in fruit;

bracts 2–4.5 mm;

bracteoles 0.

loosely (4–)6–12-flowered;

axis 1–7 cm in fruit;

bracts 0.5–1.8 mm;

bracteoles 0.

erect, 2–9 cm.

0.5–5.5 cm.

0.5–2 mm.

1–1.6 mm.

12–16 mm;

calyx cylindric, 6–8.5 mm, strigose, tube 4.5–6 mm, lobes subulate, 1.2–2.5 mm;

corolla purplish;

keel 9.5–12.5 mm.

5.3–6.8 mm;

calyx 2.9–3.8 mm, strigose, tube 2.1–2.3 mm, lobes subulate, 0.8–1.5 mm;

corolla whitish or ochroleucous, banner veined purplish;

banner recurved through 45–85°;

keel 4–5 mm.

declined to deflexed, green, usually red-mottled or -spotted, becoming stramineous, lunately incurved, obliquely ovoid or lanceoloid-ellipsoid, dorsiventrally compressed, 10–14 × 3.5–6.5 mm, unilocular or subunilocular, thickly papery, hirsute, hairs lustrous;

sessile, gynophore 0.3–0.8 mm.

pendulous, stramineous, slightly incurved, nearly lanceoloid-ellipsoid or oblong-ellipsoid, 3-sided compressed, 7–12 × 2–3.8 mm, papery, strigulose;

septum 0.7–1.2 mm wide;

stipe 1.5–4 mm.

20.

6–12.

with racemes shorter than leaves.