Flora of North America species comparison

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

erect to sprawling, to 7 cm, internodes often shorter than stipules, villous-villosulous.

(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.

(1.5–)2.5–9 cm;

stipules 2–10 mm, submembranous;

leaflets (7–)11–19, often crowded, blades elliptic to broadly obovate, 3–13 mm, apex obtuse, acute, or shortly acuminate, surfaces villous.

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

axis 2–5 cm in fruit;

bracts 2–4 mm;

bracteoles 0.

5–13-flowered, flowers ascending;

axis (0.5–)2–8 cm in fruit;

bracts 2.5–8 mm;

bracteoles 2.

4.5–8 cm.

incurved-ascending, decumbent in fruit, (3–)5–13 cm.

0.8–3.5 mm.

0.8–2.2 mm.

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.

16–18.5 mm;

calyx purplish, usually cylindric, sometimes cylindro-campanulate, 8.2–10.7 mm, villosulous, tube 6.6–8.9 mm, lobes subulate or subulate-triangular, 1.5–3.5 mm;

corolla pink-purple or pallid;

banner recurved through 40°;

keel 14.3–16.8 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.

ascending (humistrate), gently incurved, obliquely lanceoloid-oblong, obcompressed to 3-sided compressed, (13–)15–25 × 4.5–9 mm, bilocular, fleshy becoming stiffly leathery, densely villous-tomentulose, hairs to 1 mm; inflexed, especially proximal 1/2, as a narrow, complete septum.

22–26.

18–24.

= 22.