Flora of North America species comparison

obscured by marcescent leaf bases and stipules.

ascending to erect, diffuse, 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.

1.5–4.5 cm;

stipules distinct, 1.5–3.5 mm, papery at proximal nodes, subherbaceous at distal nodes;

leaflets (7 or)9–15, blades obovate to oblanceolate or elliptic, 2–9 mm, apex obtuse to emarginate, surfaces strigose-pilosulous abaxially, strigose-pilosulous or glabrate adaxially.

densely 1–11-flowered;

axis 0.2–3.5 cm in fruit;

bracts 0.5–4 mm;

bracteoles 0.

subumbellate, 2–9-flowered, flowers spreading;

axis 0.2–1 cm in fruit;

bracts 1–1.5 mm;

bracteoles 0.

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

incurved-ascending, 0.7–2.5 cm.

0.3–1.7 mm.

1–1.8 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.

6.6–8.6 mm;

calyx campanulate, 4.2–5.3 mm, strigulose, tube 2.7–3.5 mm, lobes subulate, 1.1–2.2 mm;

corolla purplish to pink-purple or whitish;

banner recurved through 90–100°;

keel 6.6–7.2 mm, apex narrowly triangular, sometimes beaklike.

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.

deciduous from receptacle, ascending to declined, red or purple throughout or mottled, straight, ovoid or ellipsoid, bladdery-inflated, 13–29 × 7–17 mm, thin becoming papery, strigose;

gynophore 0.7–1.5 mm.

4–12.

7–22.

= 24.