Flora of North America species comparison

erect or ascending, sparsely strigulose.

prostrate 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.

1.5–4.5 cm;

stipules 1.5–4.5 mm, papery-membranous at proximal nodes, herbaceous at distal nodes;

leaflet blades obovate, oblanceolate, or oblong-obovate, (2–)3–10 mm, apex obtuse to retuse, surfaces strigulose abaxially, glabrous adaxially.

(3–)5–25-flowered;

axis 2–20 cm in fruit;

bracts 1.5–4 mm;

bracteoles 2.

6–15-flowered;

axis (1.5–)2.5–7 cm in fruit;

bracts 0.8–1.8 mm;

bracteoles 0–2.

erect, 3–25 cm.

divaricate and spreading-incurved, 2.5–7 cm.

0.7–4 mm.

0.8–2.5 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.

8.6–10.8 mm;

calyx 3.7–5.8 mm, strigose, tube 2.4–3.7 mm, lobes subulate, 1.1–2.4 mm;

corolla keel 8.2–9.6 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.

purplish, gently to strongly incurved to 0.5 spiral, 12–16 × 3.6–5 mm, incompletely bilocular, wider than high in cross section, fleshy becoming stiffly leathery, strigose, hairs ± 1 mm;

septum 0.6–1 mm wide;

stipe 2–5 mm.