Flora of North America species comparison

obscured by marcescent leaf bases and stipules.

ascending (and somewhat sprawling from the root-crown) to erect, 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.

3.2–22 cm;

stipules 3–9 mm, membranous;

leaflets (1 or)3–13, blades elliptic to rhombic, 7–23(–45) mm, apex acute to mucronate, surfaces sparsely strigose or glabrous.

densely 1–11-flowered;

axis 0.2–3.5 cm in fruit;

bracts 0.5–4 mm;

bracteoles 0.

7–20-flowered, flowers spreading;

axis 1–3 cm in fruit;

bracts 2–4.5 mm;

bracteoles 0.

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

incurved, 1.4–10 cm.

0.3–1.7 mm.

0.8–2.5 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.

17–19 mm;

calyx 6.7–10 mm, strigulose, tube 5.5–6.3 mm, lobes subulate, 1.8–3.1 mm;

corolla white, concolorous, drying white or ochroleucous;

banner recurved through 40–50°;

keel 13 mm, apex blunt.

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.

spreading-declined, pallid-stramineous or brownish, straight or slightly incurved subcylindroid, inflated, 25–32(–38) × 10–15 mm, leathery, strigose;

unilocular;

sessile or subsessile.

4–12.

38–44.

= 24.