Flora of North America species comparison

erect or ascending;

strigose.

erect or ascending, softly villous-hirsute or shaggy-villous.

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.

4–13 cm;

stipules connate-sheathing or distinct at proximal nodes, distinct at distal nodes, (2–)3–12 mm, submembranous becoming papery-scarious;

leaflet blades oblong to oblanceolate or obovate, 4–33 mm, apex obtuse to truncate or emarginate, surfaces villous-pilose abaxially, glabrous adaxially.

6–30-flowered, flowers ascending;

axis 3–30 cm in fruit;

bracts 1.3–3 mm;

bracteoles 0–2.

14–30-flowered;

axis 3–22 cm in fruit;

bracts 2–5 mm;

bracteoles 0–2.

erect or incurved-ascending, 6–23 cm.

erect, 4–12(–15) cm.

1.5–3.5 mm.

1.5–5 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.

(16–)18–25 mm;

calyx 7–12.5 mm, sparsely villous, tube 4.7–8 mm, lobes subulate, 1.7–4.5 mm;

corolla keel 12–15 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.

stramineous, 17–32 × 3.5–5.5 mm, fleshy becoming stiffly papery or leathery, glabrous;

septum 0.6–1.5 mm wide;

stipe 5–11 mm.

16–26.

= 22.

= 22.