Flora of North America species comparison

erect-ascending, 1–8 cm underground, strigulose.

incurved-ascending, diffuse, 1–12 cm underground, strigulose.

3.5–6.5 cm;

stipules connate-sheathing at proximal nodes, distinct at distal nodes, 1.5–4.5 mm;

leaflets 5 or 7(or 9), blades linear, 8–28 mm, apex acute, surfaces strigose;

terminal leaflet sometimes decurrent distally, not jointed to rachis.

(3.5–)5–10 cm;

stipules connate-sheathing at proximal nodes, distinct or shortly or obscurely connate distally, 2–7 mm, papery proximally, herbaceous distally;

leaflets 11–25, blades oblong-elliptic or obovate, (2.5-)5–14 mm, apex emarginate, surfaces strigulose abaxially, sparsely hairy or glabrous adaxially.

5–19-flowered, flowers ascending;

axis 3–10.5(–13.5) cm in fruit;

bracts 0.3–0.8 mm;

bracteoles 0.

8–20-flowered, flowers spreading, later declined;

axis 2–5 cm in fruit;

bracts 2–4 mm;

bracteoles 0.

1.2–12 cm.

4.5–8 cm.

2–2.5 mm.

0.8–3.5 mm.

4.3–6.1 mm;

calyx campanulate, 1.8–3 mm, strigose, tube 1.2–1.8 mm, slightly expanding in fruit, lobes triangular, 0.6–1 mm;

corolla whitish, faintly suffused with purple, keel maculate.

14–18.7 mm;

calyx subcylindric, 7.9–10 mm, strigulose or villosulous, tube 5.8–7.2 mm, lobes subulate, 2–3.5 mm;

corolla pale purple (drying dull lavender);

banner recurved through 45°;

keel 11–14.4 mm.

declined, straight or slightly curved, ellipsoid to oblong, strongly laterally compressed, 9–12 × 2.5–3 mm, glabrous;

stipe 0–0.2 mm.

humistrate, spreading, or declined, often red-mottled, subsymmetric, ovoid-acuminate or ovoid-ellipsoid, subterete, bladdery-inflated, 22–28 × 11–16 mm, papery-membranous, translucent, loosely strigulose to villosulous;

stipe 1.5–3 mm.

4–5.

22–26.

= 22.