Flora of North America species comparison

prostrate and radiating or with incurved-ascending tips, well developed, flexuous, villous or tomentose.

aerial tips prostrate or ascending, nodes short, strigulose-pilosulous and ashy gray.

(3–)4–12(–16) cm;

stipules 5–12(–16) mm, submembranous;

leaflets (9–)17–23(–27), blades obovate-cuneate, rhombic-oval, or broadly oblanceolate, (40–)60–160(–200) mm, apex usually acute, subacute, or shortly acuminate, rarely subobtuse, surfaces villous to tomentose.

1.5–7(–8) cm;

stipules connate-sheathing, 2–5 mm, submembranous;

leaflets mostly crowded, blades folded or involute, ovate, ovate-oblong, or elliptic, 2–10 mm, apex obtuse to acute, surfaces pubescent, sometimes glabrescent adaxially.

(5–)8–18-flowered, flowers ascending;

axis (1.5–)2.5–6(–8) cm in fruit;

bracts 4.5–10 mm;

bracteoles 0.

loosely (1–)3–6-flowered, (0–)1–10(–15) mm (in fruit);

bracts 1.5–5 mm;

bracteoles 0–2.

divaricate or incurved-ascending, (2–)3–8 cm.

procumbent (in fruit), 1–3(–6.5) cm.

(1.3–)1.8–3.3 mm.

0.5–1.5 mm, (1–2 mm in fruit).

(16.5–)19.5–23 mm;

calyx usually purplish, cylindric or cylindro-campanulate, (9.4–)11.3–16.4 mm, villous, tube (6.2–)8.2–10.2 mm, lobes linear-lanceolate or lanceolate-caudate, 3.1–6.6(–7) mm;

corolla pink-purple;

banner recurved through 40°;

keel (12.7–)14.4–17.2 mm.

10.7–12.5 mm;

calyx 5–7 mm, strigulose, tube 3–4.2 mm, lobes subulate, 1.8–3 mm;

corolla pink-purple, lilac, or whitish, keel apex maculate, banner veined and suffused with lilac;

keel 9–10 mm.

ascending, stramineous or brownish, ± straight proximally, incurved distally, obliquely ovoid, lanceoloid-ovoid, or oblong-ellipsoid, obcompressed, (13–)15–25(–30) × (5–)7–9.5 mm, unilocular, fleshy becoming stiffly leathery, villous-hirsute or tomentose;

sutures approximate or contiguous within, cross section deeply cordate or subdidymous;

sessile with gynophore (0–)0.7–1.8 mm.

slightly incurved, 6.5–11.5 × 3–3.5 mm, thinly submembranous, strigulose.

22–28(–33).

6–9.

= 22.