Flora of North America species comparison

obscured by marcescent leaf bases and stipules.

weak, reclining or scrambling through low shrubs, 1–4 cm underground, 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.

2.5–5 cm;

stipules 2–3.5(–5) mm, papery at proximal nodes, herbaceous at distal nodes;

leaflet blades linear, linear-oblong, or lanceolate to subfiliform, 3–15(–20) mm, apex acute to obtuse, surfaces strigulose.

densely 1–11-flowered;

axis 0.2–3.5 cm in fruit;

bracts 0.5–4 mm;

bracteoles 0.

5–15-flowered;

axis 1.5–7 cm in fruit;

bracts 1.3–2 mm;

bracteoles 1 or 2.

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

divaricate and incurved-ascending, 3–8 cm.

0.3–1.7 mm.

0.7–2.2 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.

(6.5–)7–10 mm;

calyx (3.6–)4–5.6 mm, strigose, tube 2.5–3.8 mm, lobes subulate, (1.1–)1.7–2.2 mm;

corolla keel 6.4–8.5 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.

reddish or green and red-mottled, becoming brown, 16–23 × 3.5–5 mm, leathery or stiffly papery, glabrous;

septum 3–4.5 mm wide;

stipe 3–5 mm.

4–12.

= 24.