Flora of North America species comparison

decumbent to ascending, villosulous.

decumbent to incurved-ascending, strigulose to pilose.

2–7 cm;

stipules 2–4.5 mm, papery at proximal nodes, herbaceous at distal nodes;

leaflets (9 or)11–17(or 19), blades obovate-cuneate or oblong-oblanceolate, (4–)6–16 mm, apex truncate-retuse to obtuse, surfaces villosulous.

(5–)8–23 cm;

stipules (3–)6–12 mm, submembranous;

leaflets (19–)23–39(–43), blades usually lanceolate-ovate or rhombic-elliptic, sometimes oblong-obovate, (3–)5–20 mm, apex usually acute or subacute, sometimes obtuse or emarginate, surfaces strigulose to pilose abaxially, glabrescent or glabrate adaxially.

8–16-flowered;

axis 1.5–4.5 cm in fruit;

bracts 2–3 mm;

bracteoles usually 2.

(10–)12–24-flowered, flowers nodding, secund, retrorsely imbricate;

axis (3–)5–12 cm in fruit;

bracts 3–10 mm;

bracteoles 0–2.

erect or incurved-ascending, 4.5–12 cm.

incurved-ascending, (5–)6–15 cm.

1.5–3.5 mm.

1–3.5 mm.

16.6–20 mm;

calyx 9–11.5 mm, densely villosulous, tube 6.9–8.5 mm, not swollen or gibbous proximally, marcescent, lobes triangular, 1.4–3 mm;

corolla whitish, keel tip faintly maculate;

keel 12–13.4 mm.

15.7–19.2 mm;

calyx cylindric to broadly campanulate, 9.6–13 mm, strigulose, tube 6.8–9.4 mm, lobes lanceolate or triangular-lanceolate, 2.8–4.4 mm;

corolla dull pinkish lavender, greenish purple, or bright magenta-purple;

banner recurved through 45°;

keel 11.3–12.7 mm.

spreading or pendulous, stramineous, lunate- or hamate-incurved, laterally falcately oblong, laterally compressed, 18–30 × (4–)5–7 mm, fleshy becoming leathery, densely villosulous;

stipe 5–8 mm.

loosely pendulous (from ascending peduncles) or ascending (and humistrate), stramineous then brownish, gently incurved, obliquely oblong-ellipsoid, obcompressed, (17–)20–33 × (4–)7–11 mm, ± unilocular, fleshy becoming leathery, strigulose.

24–30.

28–33.

= 22.

= 22.