Flora of North America species comparison

erect or ascending, sparsely 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.

2–15(–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.

(5–)10–30-flowered;

axis (1.5–)3–19 cm in fruit;

bracts 1–2 mm;

bracteoles 2.

(1–)3–8-flowered, flowers ascending;

axis 0.2–2 cm in fruit;

bracts 4–8 mm;

bracteoles 0.

(2–)4–11 cm.

erect or incurved, 1–13(–14) cm.

0.6–1.5 mm.

1.2–3 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.

(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.

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 (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.

12–16.

26–36.