Flora of North America species comparison

decumbent to ascending, villosulous.

usually decumbent or ascending, sometimes erect, strigulose.

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.

4–11 cm;

stipules connate-sheathing and papery at proximal nodes, connate or distinct and herbaceous at distal nodes, 1.5–10 mm;

leaflets (5–)9–15(–21), blades linear, filiform, or linear-oblanceolate, 15–70 mm, margins involute, apex acuminate, surfaces strigulose abaxially, glabrous adaxially;

terminal leaflet decurrent, not jointed to rachis.

8–16-flowered;

axis 1.5–4.5 cm in fruit;

bracts 2–3 mm;

bracteoles usually 2.

(7–)12–30-flowered, flowers nodding;

axis 3–13(–17) cm in fruit;

bracts 2–7 mm;

bracteoles 0.

erect or incurved-ascending, 4.5–12 cm.

incurved-ascending, (2–)3.5–8(–10.5) cm.

1.5–3.5 mm.

2–3(–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.

(16–)21–24(–27) mm;

calyx 8–12 mm, strigulose, tube 6.5–9 × 2.8–4.3 mm, lobes subulate, 1.5–3 mm;

corolla white or ochroleucous, drying yellowish;

keel 13.8–16 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.

declined or deflexed, stramineous or brown, straight or slightly decurved, ellipsoid or oblong-ellipsoid to clavate-ellipsoid, ± obcompressed, (10–)15–25 × (4.5–)5–8 mm, woody, glabrous;

sessile.

24–30.

(23–)26–32.

= 22.

= 22.