Flora of North America species comparison

obscured by marcescent leaf bases and stipules.

prostrate, 0–4(–6) cm, internodes to 8 mm, strigulose.

mostly reduced to phyllodia, few with leaflets, 0.8–10 cm;

stipules connate-sheathing throughout, 2–7 mm, papery-scarious;

leaflets 0(or 3–5), blades (phyllodia) oblanceolate to linear, 4–30 mm, apex acute, mucronate, or spinulose, surfaces strigose;

terminal leaflet often confluent with rachis.

(1–)2–6.5 cm;

stipules (2–)2.5–5 mm, submembranous;

leaflets 7–15, blades obovate, oval, or elliptic-oblanceolate, 2–8(–11) mm, apex usually obtuse, sometimes subacute or obscurely emarginate, surfaces strigulose.

densely 1–11-flowered;

axis 0.2–3.5 cm in fruit;

bracts 0.5–4 mm;

bracteoles 0.

(3–)5–14-flowered, flowers ascending;

axis 0.4–1.5 cm in fruit;

bracts 1.5–2.7 mm;

bracteoles 0.

erect or ascending, outer ones often prostrate in fruit, 0.4–9 cm.

incurved-ascending, 3–6.5 cm.

0.3–1.7 mm.

0.7–1.6 mm.

5.7–9.5 mm;

calyx 2.6–5 mm, strigose, tube 1.9–3.4 mm, lobes subulate, 0.5–2.5 mm;

corolla pink purplish to ochroleucous or whitish;

banner recurved through 45°;

keel 4–6 mm.

7–8.3 mm;

calyx campanulate, 4.6–5.1 mm, strigulose, tube 3.5–3.9 mm, lobes subulate, 1–1.6 mm;

corolla ochroleucous or purple-veined or -margined;

banner abruptly recurved through 90–100°;

keel 6.9–7.8 mm.

erect, pale green tinged purple, with red-mottle, becoming brown or stramineous, straight or slightly curved, lanceoloid to lanceoloid-oblong, 2-sided, laterally compressed, 4–13 × 1.5–3.3 mm, papery, usually strigose, rarely glabrous;

sessile.

long-persistent on receptacle, spreading or ascending, brown or black, ± straight, plumply ovoid or oblong-ellipsoid, 9–18 × 4–7(–8) mm, unilocular or subunilocular, distinctly beaked, fleshy becoming leathery, strigulose.

4–12.

22–32.

= 24.