Flora of North America species comparison

decumbent-ascending to erect, strigulose.

erect, stiffly ascending, or basally decumbent, 0–4 cm underground, strigulose.

(2–)4–17 cm;

stipules 4–13(–16) mm, papery-scarious, pallid;

leaflet blades oblong to elliptic, (4–)7–27(–33) mm, apex acute or obtuse, surfaces sparsely to moderately strigose, sometimes glabrous adaxially.

(2.5–)3.5–10(–12) cm;

stipules connate at proximal nodes, distinct at distal nodes, 2.5–6 mm, submembranous becoming papery-scarious;

leaflets (13 or)15–25, blades orbiculate, ovate, obovate, lanceolate-elliptic, or oblong-elliptic, (2–)3–12 mm, apex rounded to emarginate, surfaces pubescent abaxially, glabrous adaxially.

(7–)10–50-flowered;

axis (0.6–)1–9(–13) cm in fruit;

bracts 2–8 mm;

bracteoles 0.

densely becoming loosely (15–)20–45-flowered;

axis 2.5–6 cm in fruit;

bracts 1.2–2.5 mm;

bracteoles 0–2.

erect or incurved-ascending, (3–)4–14(–16.5) cm.

erect to ascending, 3.5–6(–10) cm, together with racemes usually shorter than stems.

to 0.8 mm.

1–1.3 mm, 1.2–1.5 mm in fruit.

11.5–19.5 mm;

calyx [4.8–]5.6–10.5 mm, strigulose, tube [3–]4–7 × 2–3.2 mm, lobes subulate or subulate-setaceous, 0.4–4.2 mm;

corolla keel 8–15 mm.

9.6–10 mm;

calyx marcescent, 4.5–5.1 mm, strigulose, hairs black, sometimes also white, tube 3.3–4 mm, lobes triangular-subulate, 0.8–1.3 mm;

corolla ochroleucous, fading yellowish, keel immaculate;

banner gently incurved through 45–50°;

keel 6.4–7.6 mm.

stramineous, ovoid-, oblong-, or lanceoloid-ellipsoid, or narrowly oblong, [5.5–]6–12 × 2.3–4 mm, thin becoming papery, strigulose;

stipe 0–1.8 mm.

persisting and dehiscent on plant, slightly incurved, obliquely ellipsoid, laterally compressed and bluntly 3-sided, 10–15 × 4.5 mm, incompletely bilocular, thinly papery, strigulose;

valves inflexed as hyaline septum 0.4 mm wide;

stipe 5–6 mm.

6–10.

= 22.