Flora of North America species comparison

prostrate to decumbent, finely cinereous, glabrous, or glabrate.

obscured by stipules.

2–8 cm;

stipules 2–6 mm, membranous or thinly herbaceous;

leaflets (7 or)9–19(or 21), blades obovate to oblong or oblanceolate to elliptic, 3–18 mm, apex truncate to retuse, obtuse, or mucronate, surfaces sparsely strigose abaxially, usually glabrous adaxially.

1–4(–5) cm;

stipules 4–8 mm, hyaline, glabrous abaxially;

leaflet blades narrowly spatulate to narrowly lanceolate, 3–12 mm, apex acute, surfaces silvery-strigose.

7–17-flowered, flowers ascending to spreading;

axis 0.5–4.5 cm in fruit;

bracts 1–3 mm;

bracteoles 2.

(1 or)2–4-flowered;

axis 0.5–1.5 cm in fruit;

bracts 1.8–3.5 mm;

bracteoles 0.

ascending or incurved, 1–4.5 cm.

erect, 0.7–2.2 cm.

0.3–2 mm.

0.7–1.5 mm.

9–15.5 mm;

calyx shortly cylindric, (3.3–)5–8 mm, strigose, tube 2.6–5 mm, lobes subulate, (0.6–)1–3 mm;

corolla usually purple, lilac, or whitish, rarely cream (concolorous), sometimes keel tips purple;

banner recurved through 45°;

keel 7.5–12 mm.

(9.5–)10.5–16.7 mm;

calyx deeply campanulate to subcylindric, (4.8–)5–7.1 mm, densely strigose to pilose, hairs white, tube 3.6–5.1 mm, lobes subulate to linear-subulate, (1.4–)1.9–5.1 mm;

corolla usually pink-purple, rarely white, wing tips white or pale;

banner recurved through 40°;

keel 7.5–10.5 mm, apex acute-triangular, often somewhat beaklike.

disjointing from receptacle when mature, ascending to declined, green, often red-mottled, becoming stramineous or purplish, curved through 0.25–0.5+ spiral, obliquely lanceoloid, dorsiventrally or 3-sided compressed, (20–)25–40 × (2.5–)3–8.5 mm, unilocular to semibilocular, fleshy becoming leathery or stiffly papery, strigose;

sessile.

mostly enclosed in marcescent calyx, ascending, lanceoloid-ellipsoid, obscurely 3-sided compressed, 4.5–7.5 × 1.2–2.2 mm, thin becoming papery, densely silver-strigulose.

14–30.

2.