Flora of North America species comparison

erect or ascending, sparsely 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.

2.7–12.5 cm;

stipules 3–8 mm;

leaflets 7–17, blades elliptic to oblanceolate, 3–13 mm, apex mucronate, acute to obtuse, or truncate, surfaces strigose.

(3–)5–25-flowered;

axis 2–20 cm in fruit;

bracts 1.5–4 mm;

bracteoles 2.

2–11-flowered, flowers ascending;

axis 0.8–2.2 cm in fruit;

bracts 1.8–5.5 mm;

bracteoles 0–2.

erect, 3–25 cm.

1.1–8 cm.

0.7–4 mm.

1.3–2.5 mm.

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.

15–25 mm;

calyx cylindric, 10.2–15 mm, strigulose, tube 8.2–11.5 mm, lobes subulate, 1.9–3.5 mm;

corolla ochroleucous, sometimes tinged or veined purple, wing and keel tips purple;

banner recurved through 40°.

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.

ascending, humistrate, slightly incurved, lanceoloid-oblong to lanceoloid-ellipsoid or lanceoloid-ovoid, somewhat dorsiventrally compressed, 22–35 × 5–11 mm, unilocular, thinly leathery or woody, strigose.