Flora of North America species comparison

erect or ascending, sparsely strigulose.

prostrate or weakly ascending, silvery-strigulose.

(3–)4–12 cm;

stipules connate and scarious-papery at proximal nodes, distinct and herbaceous at distal nodes, 1.5–5 mm;

leaflets (17–)21–29, blades flat or loosely folded, oblong-oblanceolate or elliptic, 3–13 mm, apex obtuse to subacute, surfaces sparsely strigulose abaxially, glabrate or glabrous adaxially.

(2–)3–13(–16) cm;

stipules distinct, (1.5–)2–6.5 mm, submembranous;

leaflets (9 or)11–21, blades oblong, oblong-ovate or -obovate, or broadly to narrowly elliptic, (3–)5–25 mm, apex usually acute or obtuse and apiculate, rarely retuse-emarginate, surfaces sparsely strigulose abaxially, usually densely to sparsely strigulose adaxially, rarely glabrous or glabrescent.

(5–)10–30-flowered;

axis (1.5–)3–19 cm in fruit;

bracts 1–2 mm;

bracteoles 2.

(10–)20–40-flowered, flowers widely ascending or spreading;

axis (3.5–)4–21 cm in fruit;

bracts 0.8–2.6 mm;

bracteoles 2.

(2–)4–11 cm.

ascending or incurved, 4–13 cm.

0.6–1.5 mm.

0.5–3(–3.4) mm.

5.8–8 mm;

calyx marcescent, 3.4–4.3 mm, strigulose, hairs black and/or white, tube 2.1–2.7 mm, lobes subulate, 1–2 mm;

corolla whitish or, sometimes, greenish ochroleucous, immaculate;

banner abruptly incurved through 90°;

keel 4.2–5.6 mm.

7–10.3 mm;

calyx campanulate or ovoid-campanulate, 3.6–6.6 mm, strigulose, tube (2.2–)2.7–3.8 mm, lobes subulate or triangular-subulate, (0.9–)1–2.8 mm;

corolla bright pink-purple, or ochroleucous with purple tips or veins;

banner recurved through 90°, 7–10.3 mm;

keel 6.2–8.8 mm, apex round or narrowly triangular and beaklike.

stramineous, straight or slightly incurved or decurved, linear-oblong or linear-oblanceolate, 3-sided compressed, 15–30 × (2.5–)3–4 mm, bilocular, papery, glabrous;

valves inflexed as complete septum 1.4–1.9 mm wide;

stipe 1.5–2.5 mm.

ascending, spreading, or declined, pale green or purple-specked or -suffused becoming stramineous, straight or slightly incurved, obliquely ovoid-ellipsoid or ovoid-acuminate, moderately to strongly bladdery-inflated, ± dorsiventrally or laterally compressed, 9–23 × (4–)5–15(–17) mm, beak prominent, papery, sparsely to densely strigulose.

12–16.

(7–)12–31.