Flora of North America species comparison

erect or ascending, sparsely strigulose.

decumbent or ascending, hirsute or hirsutulous.

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–)4–14 cm;

stipules 5–10 mm, thinly herbaceous becoming papery-membranous;

leaflets (9–)15–27, blades broadly ovate, obcordate, obovate to broadly oblanceolate, or elliptic, 4–15 mm, apex usually obtuse, rarely acute, surfaces hirsutulous.

(3–)5–25-flowered;

axis 2–20 cm in fruit;

bracts 1.5–4 mm;

bracteoles 2.

4–9-flowered, flowers loosely ascending;

axis 1–2.5 cm in fruit;

bracts 3.5–9 mm;

bracteoles 0–2.

erect, 3–25 cm.

incurved-ascending, 2–5.5 cm.

0.7–4 mm.

2.5–4 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.

15–22 mm;

calyx usually broadly campanulate, sometimes subcylindric, 9–12 mm, hirsute, tube 5–7 mm, lobes narrowly lanceolate, 4–5 mm;

corolla white, veins and keel tip pink;

banner recurved through 45°;

keel 12.4–16.2 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.

ascending or spreading, brownish, incurved through 0.2–0.5(–1) spiral, lunately lanceoloid, strongly obcompressed, (20–)25–30 × 6–8 mm, unilocular, fleshy becoming stiffly leathery or subligneous, densely hirsutulous.

26–30.