Flora of North America species comparison

obscured by marcescent leaf bases and stipules.

erect or ascending, glabrate, sometimes sparsely strigose distally.

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.

3–22 cm;

stipules usually distinct throughout, rarely connate-sheathing at proximal nodes (var. avonensis), 2–7(–9) mm, thinly herbaceous becoming papery-scarious;

leaflets 7–33, blades obovate, elliptic, oblong, lanceolate, or oblanceolate, 3–50 mm, apex obtuse or retuse to acute, surfaces sparsely strigose or glabrescent abaxially, glabrous adaxially.

densely 1–11-flowered;

axis 0.2–3.5 cm in fruit;

bracts 0.5–4 mm;

bracteoles 0.

8–33-flowered, flowers deflexed;

axis 3–16 cm in fruit;

bracts 1–7 mm;

bracteoles 2.

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

erect, 4–26 cm.

0.3–1.7 mm.

1–7 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–)15–24 mm;

calyx green or yellowish, gibbous, 5.8–14 mm, glabrous or sparsely strigose, tube 4.4–7.5 mm, lobes erect-ascending, subulate, deltate, lanceolate-subulate, lanceolate-attenuate, or triangular-subulate, 0.3–6 mm;

corolla ochroleucous or pale lemon yellow, keel often faintly to definitely maculate (purplish-tipped) or immaculate;

banner recurved through 45°;

keel 11.5–17 mm, apex bluntly rectangular.

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.

firmly attached to receptacle, falling while attached to pedicel, erect to spreading or declined, green or purplish-speckled becoming brown or stramineous, usually straight, ellipsoid, ovoid, cylindroid, obovoid, or subglobose, inflated, 18–42 × 5–25 mm, subunilocular, fleshy becoming leathery-woody, glabrous or puberulent;

septum 0.8–2.3 mm wide;

stipe 0–8 mm.

4–12.

40–75(–84).

= 24.