Flora of North America species comparison

erect or ascending, glabrate, sometimes sparsely strigose distally.

erect or ascending, sparsely strigulose.

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.

1.5–5 cm;

stipules 1–2.5 mm, submembranous becoming papery;

leaflets 5–9, blades cuneate-obovate to narrowly cuneate, 2–10 mm, apex retuse, surfaces sparsely strigulose abaxially, glabrous adaxially.

8–33-flowered, flowers deflexed;

axis 3–16 cm in fruit;

bracts 1–7 mm;

bracteoles 2.

2–7-flowered, flowers spreading to declined;

axis 0.2–1(–1.3) cm in fruit, scarcely elongating;

bracts 0.7–1.2 mm;

bracteoles 0.

erect, 4–26 cm.

ascending becoming declined or divaricate, 2–7 cm.

1–7 mm.

0.4–2.2 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.

8.9–12 mm;

calyx 2.8–4 mm, strigulose, tube 2.1–2.6 mm, lobes triangular to subulate, 0.6–1.4 mm;

corolla whitish, banner and keel tips purple;

banner recurved through 20°;

keel 7.4–9.1 mm, apex round.

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.

horizontal or declined, green or faintly brown-mottled becoming brownish, incurved, crescentic and linear, obscurely 3-sided compressed, falling before splitting, dehiscent on ground, 17–25 × (1.6–)2–3.1 mm, thinly fleshy becoming stiffly papery, base and apex acuminate, strigulose; bearing seeds near middle;

gynophore pseudostipitate, slender, 1.4–2.5 mm.

40–75(–84).

6–12.

= 22.