Flora of North America species comparison

obscured by marcescent leaf bases and stipules.

erect, strigulose-cinereous.

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.

2–7 cm;

stipules 1–3 mm, papery at proximal nodes, herbaceous at distal nodes;

leaflets 5–9, blades linear to linear-oblong, 3–15 mm, apex obtuse to subacute, surfaces strigose, sometimes glabrescent adaxially.

densely 1–11-flowered;

axis 0.2–3.5 cm in fruit;

bracts 0.5–4 mm;

bracteoles 0.

(3–)7–30-flowered;

axis (1.5–)4–25 cm in fruit;

bracts 0.6–1.5 mm;

bracteoles 0.

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

divaricate and incurved-ascending, (3–)5–15 cm.

0.3–1.7 mm.

1–2 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.

6.3–8 mm;

calyx 2.6–3.2 mm, strigose, tube 2.3–2.8 mm, lobes deltate or subulate, 0.3–0.8 mm;

corolla ochroleucous, concolorous;

keel 6.3–7.4 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.

pendulous, pale green, often faintly purple-mottled, becoming stramineous, straight or falcately decurved, narrowly oblong or lanceoloid-oblong, 12–25 × 3–4(–5) mm, papery, strigulose;

stipe 4–8 mm.

4–12.

(6–)8–14.

= 24.