Flora of North America species comparison

erect or ascending;

strigose.

spreading to ascending, glabrous or glabrate.

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.

4–12 cm;

stipules 3.5–9.5 mm, papery at proximal nodes, submembranous at distal nodes;

leaflets (11–)15–23, blades broadly oblong, ovate, or obovate to suborbiculate, (4–)6–16(–20) mm, apex retuse or abruptly short-acuminate, surfaces glabrous, sparsely ciliate, abaxially with few hairs on midrib.

6–30-flowered, flowers ascending;

axis 3–30 cm in fruit;

bracts 1.3–3 mm;

bracteoles 0–2.

10–25-flowered;

axis (1.5–)2–5 cm in fruit;

bracts 1.7–4 mm;

bracteoles 0.

erect or incurved-ascending, 6–23 cm.

erect or incurved-ascending, 5–12 cm.

1.5–3.5 mm.

0.6–1.2 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.

10–14 mm;

calyx 5.2–7 mm, sparsely strigulose, tube 3.1–4 mm, lobes subulate, 2.1–3.2 mm;

corolla greenish white, immaculate, often drying cream;

banner recurved through 40–60°;

keel 7.7–10 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.

spreading or declined, stramineous or blackish, incurved to 0.5 spiral, lunately or falcately linear-lanceoloid or linear, 3-sided, 14–24 × 2.6–3.6 mm, firmly papery, glabrous;

septum 1.5–2.3 mm wide;

stipe 0.8–1.9 mm.

16–26.

10–15.

= 22.