Flora of North America species comparison

erect or ascending, strigulose.

few, erect or ascending, strigulose, cinereous.

mostly in sub-basal cluster, (6–)10–30 cm;

stipules connate-sheathing at proximal nodes, mostly connate at distal nodes, 3–10(–11) mm, scarious throughout;

leaflets (9–)13–25(–31), blades linear-oblong, linear-elliptic, lanceolate, or subfiliform, 3–23 mm, apex obtuse, acute, or retuse, surfaces sparsely strigulose abaxially, usually glabrous adaxially;

terminal leaflet sometimes continuous with rachis.

4.5–8.5 cm;

stipules distinct, 1–2.5 mm, submembranous;

leaflets 7–11, blades lanceolate, oblong, or narrowly oblong-elliptic, 8–16 mm, apex obtuse or truncate, surfaces strigulose abaxially, glabrescent adaxially.

7–20-flowered, flowers ascending to spreading;

axis (3–)4–13(–15) cm in fruit;

bracts 2–4.5 mm;

bracteoles 2.

4–7-flowered, flowers ascending becoming declined;

axis 1.5–3 cm in fruit;

bracts 1.5 mm;

bracteoles 0.

erect, sometimes divergent in fruit, 5–33 cm, together with racemes longer than stems.

ascending or incurved, 1.5–2 cm.

1–4.5 mm.

1–2 mm.

15–25.5 mm;

calyx campanulate, cylindric, or subcylindric, 7–12 mm, strigulose-pilosulous, tube 4.9–9.2 mm, lobes subulate, 1.3–3(–4) mm;

corolla whitish with keel tip purple, sometimes banner and wings also purple-tipped, sometimes purple throughout;

banner recurved through 30–45°, oblanceolate or broadly rhombic-oblanceolate, 16–25.5 mm, apex emarginate;

keel 11.6–17.5 mm.

6–6.3 mm;

calyx campanulate, 4 mm, strigulose, tube 2.1–2.3 mm, lobes subulate, 1.8–2 mm;

corolla whitish faintly lined pink;

banner recurved through 80°;

keel 4.3–4.4 mm, apex bluntly deltate, obscurely beaklike.

stramineous, straight or slightly incurved, oblong-ellipsoid to narrowly oblong-ovoid, obcompressed, 12–25 × 4.3–8 mm, sub-bilocular, fleshy becoming leathery or subligneous, glabrous or strigulose;

septum to 1.4 mm wide;

sessile.

spreading to declined, pale green and faintly brown-mottled, becoming stramineous, straight, subsymmetrically ovoid or ovoid-ellipsoid, bladdery-inflated, slightly obcompressed, 20–27 × 11–15 mm, thin, lustrous, finely strigulose, hairs straight, appressed;

seed-bearing flange 3–3.5 mm wide.

15–30.

28–30.