Flora of North America species comparison

obscured by marcescent leaf bases and stipules.

ascending to erect, 1–9(–15) 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.

2.5–9 cm;

stipules connate-sheathing and papery-membranous at proximal nodes, distinct and herbaceous at distal nodes, (1–)1.5–4 mm;

leaflets 7–17, blades linear, linear-oblong to narrowly oblong, oblanceolate, or cuneate-oblong, (3–)5–20(–25) mm, apex retuse, surfaces strigulose.

densely 1–11-flowered;

axis 0.2–3.5 cm in fruit;

bracts 0.5–4 mm;

bracteoles 0.

loosely (6–)12–45(–55)-flowered, flowers ascending;

axis (1.5–)3–13(–17) cm in fruit;

bracts 0.7–1.5 mm;

bracteoles 0–2.

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

erect, ascending or incurved, or divaricate, 3–13 cm.

0.3–1.7 mm.

0.7–1.8 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.

5.3–8.4 mm;

calyx campanulate, 2.1–3.3 mm, strigose, tube 1–2.7 mm, lobes deltate to triangular-subulate, 0.4–0.9 mm;

corolla pink-purple, banner purple-veined;

banner recurved through 45°;

keel 3.7–6.1 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.

declined or deflexed, brown or stramineous, obliquely subglobose, plumply ovoid, or ovoid-ellipsoid, obcompressed, (4–)4.3–8(–9) × 2.3–3.6 mm, fleshy becoming stiffly leathery, strigulose to villosulous;

sessile.

4–12.

5–9.

= 24.