Flora of North America species comparison

erect or ascending, 2–10 cm underground, strigulose.

erect, strigulose-cinereous.

4–9(–11) cm;

stipules distinct throughout, 1–5 mm, papery-scarious at proximal nodes, herbaceous at distal nodes;

leaflets 11–21, blades linear or linear-elliptic to subfiliform, 8–30 mm, apex acute, obtuse, or truncate, surfaces strigulose abaxially, glabrate adaxially;

terminal leaflet usually continuous with rachis.

2–7 cm;

stipules 1–3 mm, papery at proximal nodes, herbaceous at distal nodes;

leaflets 5–9, blades linear to linear-oblong, 3–15 mm, apex obtuse to subacute, surfaces strigose, sometimes glabrescent adaxially.

(5–)15–45-flowered, flowers declined and secund;

axis 2–16 cm in fruit;

bracts 1–2 mm;

bracteoles 0.

(3–)7–30-flowered;

axis (1.5–)4–25 cm in fruit;

bracts 0.6–1.5 mm;

bracteoles 0.

arcuate-erect, (3.5–)6–12(–15) cm.

divaricate and incurved-ascending, (3–)5–15 cm.

2.3–7 mm.

1–2 mm.

13–17 mm;

calyx purplish or whitish, cylindric, 5.5–7 mm, strigose, tube 5–6.6 mm, lobes triangular-subulate, 0.5–1.1 mm;

corolla pale lemon yellow, concolorous;

banner recurved through 35°;

keel (9.5–)10–11.3 mm, apex bluntly or sharply deltate.

6.3–8 mm;

calyx 2.6–3.2 mm, strigose, tube 2.3–2.8 mm, lobes deltate or subulate, 0.3–0.8 mm;

corolla ochroleucous, concolorous;

keel 6.3–7.4 mm.

pendulous, green or reddish becoming stramineous, straight or slightly curved, linear-oblong to lanceoloid or narrowly ellipsoid, strongly compressed, flattened laterally, (14–)20–33 × (3.5–)4–6 mm, papery, ± translucent in age, strigulose;

stipe 8–15 mm.

pendulous, pale green, often faintly purple-mottled, becoming stramineous, straight or falcately decurved, narrowly oblong or lanceoloid-oblong, 12–25 × 3–4(–5) mm, papery, strigulose;

stipe 4–8 mm.

11–17.

(6–)8–14.