Flora of North America species comparison

decumbent or prostrate, strigulose to villosulous.

decumbent proximally, erect distally, 2–10 cm underground, often fistulose, sparsely strigulose.

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.

5–22 cm;

stipules connate-sheathing at proximal nodes, distinct at distal nodes, 3–9 mm;

leaflets 13–21, blades ovate to obovate, lanceolate, or elliptic, 4–24 mm, apex obtuse to retuse, surfaces strigose along veins abaxially, glabrous adaxially.

loosely (4–)6–12-flowered;

axis 1–7 cm in fruit;

bracts 0.5–1.8 mm;

bracteoles 0.

(15–)20–40-flowered;

axis (4–)10–16 cm in fruit;

bracts 1.5–4 mm;

bracteoles 0–2.

0.5–5.5 cm.

(4–)9–23 cm.

1–1.6 mm.

0.7–3.5 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.

(11–)14–18 mm;

calyx 5–6 mm, strigose, tube 4–5 mm, lobes triangular to subulate, 0.5–0.9(–1.2) mm;

corolla ochroleucous;

banner recurved through 25°.

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.

erect, ovoid to ellipsoid, obcompressed, inflated (turgid), 12–18 × 8–10(–12) mm, papery, glabrous;

septum to 0.2 mm wide;

stipe slender, 7–15 mm.

6–12.

with racemes shorter than leaves.