Flora of North America species comparison

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

2–15(–17) cm;

stipules 3–11 mm, firm becoming papery;

leaflets (3 or)5–19, blades elliptic to oblong, 3–35 mm, apex acute, surfaces strigose, hairs gray or silvery.

(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.

(1–)3–8-flowered, flowers ascending;

axis 0.2–2 cm in fruit;

bracts 4–8 mm;

bracteoles 0.

5–13-flowered, flowers ascending;

axis (0.5–)2–8 cm in fruit;

bracts 2.5–8 mm;

bracteoles 2.

erect or incurved, 1–13(–14) cm.

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

1.2–3 mm.

0.8–2.2 mm.

(18–)22–27 mm;

calyx cylindric, 10.5–16(–17) mm, pilose-villous, tube (7–)8–12(–13) mm, lobes subulate to narrowly lanceolate, 1.5–5.7 mm;

corolla usually ochroleucous, faintly to strongly suffused with purple, rarely pink-purple;

banner recurved through 40°;

keel 18–22 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.

ascending (humistrate), brown, incurved, obliquely lanceoloid-ovoid, obcompressed, 15–40 × 5–10(–12) mm, unilocular, fleshy becoming leathery or subligneous, villous-hirsute, surface visible through long, shining hairs.

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.

26–36.

18–24.