Flora of North America species comparison

ascending, decumbent, or sprawling, silky-strigose, villous, or villous-tomentose.

erect to ascending, strigulose.

(1–)2–7(–10) cm;

stipules clasping with margins touching but distinct or shortly connate at proximal nodes, distinct at distal nodes, (1–)2–7(–11) mm, often veined, semileathery;

leaflet blades linear, lanceolate, oblong, elliptic, or elliptic-oblanceolate, 3–33(–35) mm, apex acute, subacute, or obtuse, surfaces glabrous, glabrate, or pubescent.

(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.

densely or loosely 6–40-flowered;

axis 1.5–15 cm in fruit, elongating little after flowering;

bracts 1.2–5 mm;

bracteoles 0.

15–30-flowered, flowers ascending;

axis 8–22 cm in fruit;

bracts 1.7–2.5 mm;

bracteoles 2.

usually erect, rarely humistrate in fruit, (2–)2.5–15 cm, equal to or longer than subtending leaf, together with racemes usually shorter than stems.

erect, 10–25(–30) cm.

0.8–2.2 mm 1.2–3.5 mm in fruit.

0.5–4 mm, clavately thickened in fruit.

7–13.8(–14.5) mm;

calyx 3.7–6.4 mm, villous or strigulose, tube 2.4–5 mm, lobes subulate, (1–)1.1–4 mm;

corolla white to purplish or creamy white;

wing apex bidentate;

keel (6.1–)6.7–9.6 mm, shorter than wings.

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.

green, often with red or purple, becoming stramineous, ± straight or slightly curved abaxially, convex adaxially, not sulcate, obliquely ellipsoid, semi-ellipsoid, or narrowly oblong, laterally compressed, 10–30 × 3–9(–11) mm, papery, translucent, usually glabrous, sometimes strigose, hyaline septum 0–0.6 mm wide;

stipe 2.5–8[–10] mm.

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.

8–16.

18–26.

= 24.