Flora of North America species comparison

erect or ascending, sparsely strigulose.

obscured by stipules and leaf bases.

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–)2.5–9 cm;

stipules distinct, 4–9 mm, submembranous becoming papery;

leaflets (7–)11–21(–25), blades elliptic, oblong-elliptic, or oblanceolate, (2–)3–12 mm, apex acute, obtuse, or emarginate, surfaces ashen-strigulose.

(3–)5–25-flowered;

axis 2–20 cm in fruit;

bracts 1.5–4 mm;

bracteoles 2.

densely 7–26-flowered, flowers in subcapitate cluster, ascending to spreading becoming declined proximally;

axis slightly elongating to 0.5–2.5 cm in fruit;

bracts 1.5–4 mm;

bracteoles 0–2.

erect, 3–25 cm.

 ±scapelike, incurved-ascending, (2.5–)3.5–15(–22) cm.

0.7–4 mm.

0.6–1.6 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.

6.2–10.4 mm;

calyx campanulate, 3.7–6 mm, strigulose, tube 2.3–4 mm, lobes subulate, 1.3–2.7 mm;

corolla pink to pink-purple, wing tips white, keel maculate;

banner recurved through 45–50°;

keel 4.3–6.8 mm, apex bluntly deltate, sometimes beaklike.

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.

in oblong or globose, headlike clusters, spreading and ascending, reddish-tinged becoming brownish, slightly incurved, obliquely-ovoid or oblong-ellipsoid, obscurely 3-sided and somewhat laterally compressed, 4.5–7.5 × 2–4.2 mm, fleshy and firm becoming stiffly papery or somewhat leathery, strigulose.

7–11.

= 22.