Flora of North America species comparison

erect or ascending, strigulose.

ascending, strigulose.

(4–)5–14 cm;

stipules 2–6(–7) mm, thinly herbaceous becoming papery;

leaflets (15–)19–25(or 27), blades elliptic, linear-elliptic, or oblanceolate, 2–14 mm, apex obtuse to subacute, truncate-apiculate, or shallowly retuse, surfaces strigulose abaxially, glabrous adaxially.

2.5–11 cm;

stipules 1.5–3 mm, papery at proximal nodes, firm at distal nodes;

leaflets 9–17, blades oblong-oblanceolate, linear-oblong, or obovate, 3–15 mm, apex obtuse or retuse, surfaces strigulose, sometimes glabrescent adaxially.

(5–)8–20-flowered;

axis (2.5–)5–15 cm in fruit;

bracts 1.5–3.5 mm;

bracteoles 0.

loosely 9–20-flowered;

axis 4.5–13 cm in fruit;

bracts 1–1.5 mm;

bracteoles 2.

ascending, often incurved, (7–)10–18(–20) cm.

incurved-ascending or divaricate, 2.5–6(–10) cm.

1–4 mm.

0.8–2 mm.

11.7–15.2 mm;

calyx 6.6–8.8 mm, strigose, tube 4.5–6 mm, lobes lanceolate-subulate, 1.8–3.5 mm;

corolla ochroleucous, immaculate;

banner recurved through 50–85°;

keel (9.5–)10–11.7 mm.

6.9–7.6 mm;

calyx 3.5–4 mm, strigose, tube 2.5–2.8 mm, lobes subulate, 1–1.5 mm;

corolla ochroleucous, banner veined or suffused with purple;

banner recurved through 90°;

keel 6.8–7.7 mm.

pendulous, stramineous, straight or gently incurved, linear-ellipsoid, 3-sided and laterally compressed, lateral face flat, dorsal face grooved, (25–)30–45 × 2.5–3.3 mm, length mostly 10 times width, papery, finely strigulose;

septum 1.6–2.3 mm wide;

stipe 6–15 mm.

pendulous, mottled (and glaucescent) becoming stramineous and faintly purple-tinged, slightly incurved, oblong-lanceoloid, distinctly 3-sided compressed, 18–25 × 3–4.5 mm, papery, glabrous;

septum 2.4–2.7 mm wide;

stipe 3–4 mm.

(16–)18–30.

11–16.

= 24.