Flora of North America species comparison

decumbent and incurved-ascending or erect, sparsely to densely strigulose or glabrate.

obscured by stipules.

1.5–9.5 cm;

stipules connate-sheathing and papery-scarious at proximal nodes, connate or distinct and submembranous at distal nodes, 1–4 mm, not blackened when dry;

leaflets 11–19, blades elliptic to oblong, lanceolate, or broadly oval, 3–17(–19) mm, apex acute to obtuse and apiculate, surfaces strigose abaxially, strigose or 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.

(1–)3–13-flowered, flowers ascending to spreading;

axis (1–)2–8 cm in fruit;

bracts 0.7–1.7 mm;

bracteoles 0.

(1 or)2–4-flowered;

axis 0.5–1.5 cm in fruit;

bracts 1.8–3.5 mm;

bracteoles 0.

decumbent or humistrate (in fruit), 3–10(–14) cm.

erect, 0.7–2.2 cm.

1.5–4(–4.5) mm.

0.7–1.5 mm.

8–10.5 mm;

calyx (3.4–)4.5–6.7 mm, strigose, tube (2.6–)3–4.3 mm, lobes subulate, (0.8–)1.2–2.9 mm;

corolla pink-purple, or whitish and purple-tipped;

banner recurved through 50°;

keel 6.7–8.8 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.

pendulous, brown, straight or nearly so, ellipsoid or oblong-ellipsoid, laterally flattened, (7–)9–15 × 3–4.2 mm, thinly papery, strigose;

stipe 1–1.5(–2) mm.

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.

2–6.

2.