Flora of North America species comparison

obscured by marcescent leaf bases and stipules.

erect or ascending, fistulose, white and villous-tomentulose.

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.

(3–)4–16 cm;

stipules 3–10 mm, submembranous becoming papery;

leaflet blades oblong-ovate or -obovate to lanceolate-elliptic, 3–20 mm, apex acute, obtuse and apiculate, or apiculate, surfaces villous-tomentulose.

densely 1–11-flowered;

axis 0.2–3.5 cm in fruit;

bracts 0.5–4 mm;

bracteoles 0.

35–60-flowered;

axis 3.5–10(–14) cm in fruit;

bracts 2.5–5 mm;

bracteoles 0.

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

spreading or incurved-ascending, 2.5–9 cm.

0.3–1.7 mm.

0.5–1.5 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.

9.1–11.7 mm;

calyx 6.2–8.1 mm, villous-villosulous, tube 3.3–4.1 mm, lobes lanceolate-acuminate to caudate, 2.5–5(–6) 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.

stramineous, 6.5–9 × (2.5–)3–4 mm, thinly fleshy becoming stiffly papery, villous or villous-tomentulose;

gynophore 0.5–0.7 mm.

4–12.

= 24.