Flora of North America species comparison

obscured by stipules and leaf bases.

erect or ascending, sparsely strigulose.

erect, 1–4 cm;

stipules 1.5–3 mm, membranous becoming papery;

leaflets 9–15(or 17), blades linear to narrowly elliptic, 1–5 mm, apex obtuse to acute, surfaces strigose;

terminal leaflet often decurrent distally, not jointed to rachis.

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.

3–7-flowered, flowers spreading;

axis 0.2–1 cm in fruit;

bracts 1–1.5 mm;

bracteoles 0.

(3–)5–25-flowered;

axis 2–20 cm in fruit;

bracts 1.5–4 mm;

bracteoles 2.

erect, 0.5–3.5 cm, together with racemes subequal to or ± surpassing leaves.

erect, 3–25 cm.

1–2.5 mm.

0.7–4 mm.

5–6.5 mm;

calyx 2.3–3 mm, strigose, tube 1.5–2 mm, lobes subulate, 0.5–1 mm;

corolla pink-purple or white;

keel 3.7–4.4 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.

green with purple mottling, slightly curved, subglobose, 10–17 × 7–11 mm, papery-membranous, strigose.

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.

10–14.