Flora of North America species comparison

erect or stiffly ascending, stout, with 5–10 well-developed internodes, pilose and tomentulose.

(9–)13–35 cm;

stipules distinct 6–17 mm, herbaceous;

leaflet blades broadly to narrowly elliptic, ovate, oblong-elliptic, or rhombic-elliptic, (7–)10–55 mm, apex acute or abruptly short-acuminate, often callous-apiculate, surfaces pilose and tomentulose.

2–8 cm;

stipules 5–10 mm, membranous becoming papery;

leaflets (1 or)3 or 5, blades obovate to rhombic or elliptic, 6–25 mm, apex obtuse, surfaces densely strigose.

(15–)20–55(–65)-flowered;

axis (3–)5–20(–24) cm in fruit;

bracts 2–6 mm;

bracteoles 0.

2–7-flowered, flowers erect-ascending;

axis 0.2–0.8 cm in fruit;

bracts 2.5–6 mm;

bracteoles 0–2.

erect, (8–)10–27 cm, together with racemes shorter than stems.

ascending, 1–3 cm.

(1.2–)1.5–9 mm.

1.2–4 mm.

(14.4–)15.5–22 mm;

calyx (7.8–)10–14.7 mm, silky-pilose or tomentulose, tube (6–)7–8.7 mm, lobes lanceolate-acuminate or linear-lanceolate, 3–6.5 mm;

corolla immaculate;

keel (11.5–)12–15.1 mm.

20–28 mm;

calyx cylindric, 12–17 mm, loosely strigulose, tube 10–14 mm, lobes linear-subulate, 1.8–5.5 mm;

corolla ochroleucous or greenish white, often tinged faintly purplish, keel tip purple;

banner recurved through 40°;

keel 18–22 mm.

stiffly erect, becoming brownish stramineous then blackish, 15–25 × 8–13 mm, fleshy becoming leathery, glabrous.

ascending (humistrate), red-purple to stramineous, incurved, ovoid-acuminate, inflated, 17–30(–32) × 10–23 mm, unilocular, fleshy becoming stiffly papery, hirsute, hairs long, lustrous.

28–38.

= 22.