Flora of North America species comparison

erect and incurved-ascending, strigulose.

decumbent or curved-ascending, glabrous.

(2.5–)3–8 cm;

stipules connate at proximal nodes, connate or distinct at distal nodes, 1.5–5.5 mm, papery-membranous;

leaflets (11–)17–25, blades oval-oblong, oblanceolate, narrowly obovate, ovate, or narrowly oblong-elliptic, (3–)4–11 mm, apex obtuse, truncate, or retuse, surfaces strigulose abaxially, glabrous adaxially.

2–10 cm;

stipules 3–6 mm, membranous becoming papery-scarious;

leaflets 13–21, blades elliptic to oblong, oblanceolate, or obovate, 2–12 mm, apex obtuse to truncate, surfaces glabrous.

(10–)15–25(–30)-flowered;

axis (2.5–)6–18(–22) cm in fruit;

bracts 1–2.5 mm;

bracteoles 0.

(5 or)6–9-flowered, flowers spreading to ascending;

axis 3–5.5 cm in fruit;

bracts 2.2–2.5 mm;

bracteoles 1 or 2.

erect or incurved, (2–)4–11 cm, together with racemes usually shorter than stems.

erect or ascending, 4.5–8.8 cm.

0.8–1.8 mm.

2–3.5 mm.

6.3–7.2 mm;

calyx marcescent, 3.2–4.1 mm, strigulose, hairs white, black, or fuscous, tube 2.1–2.6 mm, lobes subulate or triangular-subulate, 1–1.6 mm;

corolla whitish, sometimes tinged with lavender;

banner abruptly incurved through 100°;

keel 4.6–5.5 mm.

17–21 mm;

calyx greenish to stramineous, 6.3–8 mm, sparsely black-strigose, tube 5–6 mm, lobes subulate, 1.3–2 mm;

corolla white;

banner recurved through 30°;

keel 13–15 mm, apex obtuse.

stramineous, straight or nearly so, linear-oblong or ellipsoid, obscurely 3-sided compressed, 13–22 × 3.2–4.1 mm, incompletely bilocular, papery, black-strigulose;

valves inflexed as nearly complete septum 0.8–1.5 mm wide;

stipe 2.2–5 mm.

ascending, stramineous, straight, oblong-ellipsoid to lanceoloid-ellipsoid, inflated, 15–23 × 6–11 mm, thinly leathery, scabrid-pubescent;

unilocular;

stipe 2–2.5 mm.

7–13.

20–38.

= 22.