Flora of North America species comparison

single or few, decumbent-ascending, glabrous or sparsely strigose.

ascending to erect, hollow but not fistulose, strigulose.

4.5–11 cm;

stipules 5–10 mm, papery at proximal nodes;

leaflets 11–21(or 23), blades obovate-cuneate, ovate, broadly oblong-elliptic, or suborbiculate, 5–20 mm, apex obtuse or emarginate, surfaces glabrous or glabrate and glaucescent.

5–22 cm;

stipules 2–12 mm, submembranous, pallid;

leaflet blades oblong to elliptic or oblanceolate, 6–35 mm, apex acute to apiculate, surfaces strigose abaxially, glabrous adaxially.

10–25-flowered, flowers declined;

axis 3–12 cm in fruit;

bracts 3–6 mm;

bracteoles 2.

20–70-flowered, flowers recurved in fruit;

axis 3–20 cm in fruit;

bracts 2–5 mm;

bracteoles 2.

incurved-ascending, 3–8.5 cm.

ascending, 6–17 cm.

0.6–2 mm.

3.2–6.5 mm.

12–15 mm;

calyx short-cylindric, 5.9–7.6 mm, strigulose, tube 4.5–5.6 mm, lobes subulate, 1.3–2.5 mm;

corolla reddish purple with white or lilac wing tips;

keel 9.5–10.6 mm.

9–11(–12) mm;

calyx 3.6–4.7 mm, strigose, tube 3–3.5 mm, lobes triangular, 0.5–1.2 mm;

corolla keel 8–10 mm.

spreading-ascending (humistrate), green suffused or dotted red becoming stramineous, straight to incurved, oblong or broadly oblong-ovoid, obcompressed, 15–37 × 8–21 mm, ± bilocular, fleshy becoming papery, stiffly leathery, or subligneous, glabrous;

septum to 3.5 mm wide;

stipe 5–8 mm.

stramineous, curved-oblong, 13–23 × 2.5–4.5 mm, thinly fleshy becoming stiffly papery, strigose.

(27–)30–36.

= 16.