Flora of North America species comparison

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

erect to ascending, strigulose.

(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.

(6–)9–22 cm;

stipules 4–8 mm, membranous becoming papery-scarious;

leaflets (17–)21–31, blades linear-oblong, narrowly oblong-elliptic, lanceolate, or oval, (3–)8–22 mm, apex obtuse or truncate-emarginate, surfaces strigulose abaxially, glabrous adaxially.

(15–)20–55(–65)-flowered;

axis (3–)5–20(–24) cm in fruit;

bracts 2–6 mm;

bracteoles 0.

15–30-flowered, flowers ascending;

axis 8–22 cm in fruit;

bracts 1.7–2.5 mm;

bracteoles 2.

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

erect, 10–25(–30) cm.

(1.2–)1.5–9 mm.

0.5–4 mm, clavately thickened in fruit.

(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.

10–10.7 mm;

calyx campanulate, 5–6.3 mm, strigulose-pilosulous, tube 3.7–4.7 mm, lobes lanceolate-subulate, (1.9–)2.2–5.2 mm;

corolla ochroleucous, drying yellowish, immaculate;

banner recurved through 45°;

keel 10.1–10.6 mm.

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

erect, brownish stramineous, straight or slightly incurved or decurved, narrowly oblong-ellipsoid, obcompressed, 15–23 × 4.5–6.3 mm, ± bilocular, ± fleshy becoming stiffly leathery, strigulose;

septum 0.5–0.9 mm wide;

stipe (2.5–)3–6 mm.

18–26.

= 22.

= 24.