Flora of North America species comparison

erect or ascending;

strigose.

erect, ascending, or decumbent, 2–8 cm underground, strigulose.

most reduced to phyllodia, continuous with rachis, 2–10 cm;

stipules distinct throughout, 2–13 mm, papery at proximal nodes, herbaceous at distal nodes;

leaflets 0–(1–13), blades linear, elliptic, or oblong, 1–15 mm, apex acute to obtuse or emarginate, surfaces strigose;

terminal leaflet decurrent distally, not jointed to rachis.

1.5–8.5 cm;

stipules 2–5.5 mm, herbaceous;

leaflets 9–23, blades linear, narrowly oblong, or elliptic, 1–33 mm, apex obtuse to acute, surfaces strigose or glabrous;

terminal leaflet sometimes decurrent distally, not jointed to rachis.

6–30-flowered, flowers ascending;

axis 3–30 cm in fruit;

bracts 1.3–3 mm;

bracteoles 0–2.

6–15-flowered, flowers ascending;

axis 1–4 cm in fruit;

bracts 1.5–3.5 mm;

bracteoles 0–2.

erect or incurved-ascending, 6–23 cm.

ascending, 1–6.5 cm.

1.5–3.5 mm.

1.4–4.3 mm.

10–15.5 mm;

calyx suffused with purple or very pale, shortly cylindric, 4.1–8(–8.5) mm, white-strigose, tube 3.4–5.2(–6) × 1.9–2.9(–3.4) mm, lobes triangular to subulate, 0.6–2.2 mm;

corolla pale pink or whitish to pink-purple;

banner recurved through 40–45°;

keel 9–12.3 mm, apex obtuse to subacute, not beaklike.

15–19 mm;

calyx cylindric, 5.5–8.7 mm, strigose, tube 4.7–7 mm, lobes subulate, 0.8–2.8 mm;

corolla white to yellowish and tinged faintly with pink, sometimes lightly suffused with pink-purple on drying, keel tip faintly to darkly purple;

keel 10.2–13 mm.

pendulous, stramineous or suffused with purple or mottled, slightly curved or straight, oblong to lanceoloid-ellipsoid, laterally compressed, 14–32 × 4–8 mm, stiffly papery, glabrous or strigose;

stipe 0–0.6 mm.

pendulous, green or purple-mottled becoming stramineous or brownish, strongly incurved or coiled, obliquely oblong, sharply 4-sided compressed, 20–40 × 6–10 mm, fleshy becoming stiffly papery, glabrous or strigose.

16–26.

28–38.

= 22.