Flora of North America species comparison

erect or ascending, sparsely strigulose.

erect or 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.

(3.5–)5–12 cm;

stipules 0.8–2 mm;

leaflets 9–15, blades obovate, oblong-obovate, or oblong-elliptic, 2.5–7 mm, apex obtuse or emarginate, surfaces glabrous.

(3–)5–25-flowered;

axis 2–20 cm in fruit;

bracts 1.5–4 mm;

bracteoles 2.

2–5-flowered, flowers ascending;

axis 2–4 cm in fruit;

bracts 1.1–2.2 mm;

bracteoles 0–2.

erect, 3–25 cm.

(3.5–)5–11 cm.

0.7–4 mm.

2.4–6 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.

12–14 mm;

calyx campanulate, 6.3–7.5 mm, strigulose, tube 4–4.5 mm, lobes lanceolate-subulate, 1.8–3 mm;

corolla reddish purple, drying bluish;

banner recurved through 45°;

keel 9.4–14.4 mm, apex sharply deltate.

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.

persistent and dehiscent by gaping beak, ascending, green, or suffused or speckled with purple, becoming brownish stramineous, lunate, linear-oblanceoloid, 3-sided compressed, 15–21 × 2.8–3.8 mm, ± bilocular, fleshy becoming thinly or stiffly leathery, sparsely strigulose;

septum 1–1.3 mm wide;

stipe 1–1.5 mm.

16–19.