Flora of North America species comparison

erect or ascending, sparsely strigulose.

prostrate, gray-pilosulous.

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.

0.8–2.6 cm;

stipules distinct, 1–2.5 mm;

leaflets 7 or 9, blades folded, obovate-cuneate, 2–6 mm, apex emarginate, surfaces pilosulous.

(3–)5–25-flowered;

axis 2–20 cm in fruit;

bracts 1.5–4 mm;

bracteoles 2.

(3 or)4–7(or 8)-flowered, flowers declined;

axis 0.3–1 cm in fruit;

bracts 0.5–1.2 mm;

bracteoles 0.

erect, 3–25 cm.

0.3–0.7 cm, often paired at a node.

0.7–4 mm.

0.8–1.8 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.

4.8–5.3 mm;

calyx obconic-campanulate, 3.6–4.2 mm, white-pilosulous, tube 1.3–1.8 mm, lobes slenderly subulate, 1.3–1.8 mm;

corolla whitish, banner tinged or veins faint lilac;

banner recurved through 90°;

keel 3.3–3.6 mm, apex obtuse.

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.

spreading-declined, lunately ellipsoid-obovoid, laterally compressed, somewhat depressed but not grooved dorsally, lateral faces with shallow longitudinal groove, 4.5–5 × 2–2.5 mm, unilocular, sparsely pilosulous.

2 or 3.