Flora of North America species comparison

obscured by marcescent leaf bases and stipules.

erect, ascending, or trailing, strigulose to villosulous.

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–)5–16(–20) cm;

stipules usually distinct, rarely connate at proximal nodes, (2–)3–7 mm, herbaceous;

leaflets (15–)21–35(–39), blades ovate- or lanceolate-oblong, oblong-elliptic or -oblanceolate, (2–)5–20(–25) mm, apex emarginate, surfaces pubescent, sometimes glabrous adaxially.

densely 1–11-flowered;

axis 0.2–3.5 cm in fruit;

bracts 0.5–4 mm;

bracteoles 0.

(10–)15–50-flowered, flowers spreading becoming nodding;

axis (2–)3.5–13(–16) cm in fruit;

bracts 1–3.3 mm;

bracteoles 2.

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

erect or incurved-ascending, (4–)6–26(–30) cm.

0.3–1.7 mm.

1.2–5.2 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.

11.3–19 mm;

calyx pallid, obliquely turbinate, 5–8.7 mm, strigulose or strigulose-villosulous, tube 3.6–5.4 mm, lobes subulate, (0.9–)1.1–3.7 mm;

corolla greenish white or cream, rarely veined pale pink or purple;

banner recurved through 40–45°;

keel 8.6–13.3 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 or purplish-tinged becoming stramineous, straight or decurved, linear-ellipsoid, fusiform-ellipsoid, semi-ovoid, semi-ellipsoid, ovoid, or oblanceoloid, ± greatly inflated, often bladdery, laterally compressed when narrow, (13–)15–40(–45) × 4.8–18(–21) mm, thin becoming papery, lustrous, glabrous or strigulose;

stipe filiform, (6–)6.5–17 mm, flexible, strigulose-villosulous.

4–12.

(10–)12–30.

= 24.