Flora of North America species comparison

erect or ascending, sparsely strigulose.

erect to ascending, strigulose.

2–15 cm;

stipules 1.5–5 mm, papery-scarious at proximal nodes, subherbaceous at distal nodes;

leaflet blades linear, linear-oblanceolate, or filiform, 5–30 mm, apex acute, subacute, or, often, mucronate, surfaces silvery-canescent, more densely so adaxially;

terminal leaflet sometimes decurrent distally, not jointed to rachis.

5–21 cm;

stipules 2.5–6 mm, papery at proximal nodes, subherbaceous at distal nodes;

leaflets (15–)19–27(or 29), blades oblong, oblong-oblanceolate, or linear-oblong to linear, 5–25 mm, apex truncate to retuse or apiculate, surfaces strigulose abaxially, glabrous adaxially.

(3–)5–25-flowered;

axis 2–20 cm in fruit;

bracts 1.5–4 mm;

bracteoles 2.

10–20(–25)-flowered, flowers nodding;

axis (3–)5–27 cm in fruit;

bracts 1–3.5 mm;

bracteoles 0–2.

erect, 3–25 cm.

erect, 8–20(–25) cm.

0.7–4 mm.

0.7–4 mm, little, if any, clavate thickening in fruit.

14.5–26 mm;

calyx 7.9–13.7 mm, strigulose, tube 6.5–10 mm, lobes lanceolate-subulate, 1.5–4.3 mm;

corolla keel 12.8–18.5 mm.

13–15.5 mm;

calyx campanulate, 5.1–6.6 mm, strigulose-pilosulous, tube 3.8–4.9 mm, lobes subulate, 1–1.9 mm;

corolla white or cream, drying ochroleucous, immaculate;

banner recurved through 45–90°;

keel 10.2–11.8(–12.5) mm.

firmly attached to receptacle, falling while still attached to pedicel, stramineous, straight or slightly incurved, obliquely ovoid or plumply oblong, 15–31 × 5–12 mm, fleshy becoming woody, glabrous;

septum (0–)1–2.5(–4) mm wide.

erect, greenish stramineous, straight, linear-oblong or narrowly oblong-ellipsoid, obtusely 3-sided, lateral face convex, dorsal face scarcely narrower, grooved or not, 14–24(–28) × 2.7–4.5 mm, ± bilocular, firm and scarcely fleshy becoming leathery, glabrous or strigulose;

septum 0.8–1.7 mm wide;

stipe (2.5–)3–6 mm.

20–29.

= 22.