Flora of North America species comparison

erect or ascending, villosulous.

decumbent to ascending, villous-villosulous.

(4–)5–14 cm;

stipules 3–5 mm, papery;

leaflets (17–)21–27(–33), blades oblong, obovate-cuneate, or oblanceolate, 4–14 mm, apex obtuse to truncate-retuse, surfaces villosulous, sometimes sparsely so adaxially.

3–8.5 cm;

stipules connate-sheathing and papery-scarious at proximal nodes, submembranous at distal nodes, (1.5–)2–6.5 mm;

leaflets 13–21, blades narrowly oblong- or cuneate-oblanceolate, (4–)6–20(–23) mm, apex truncate-retuse to obtuse, surfaces usually villosulous, sometimes glabrescent or glabrous adaxially.

10–25-flowered;

axis 5–12.5 cm in fruit;

bracts 1–2.5 mm;

bracteoles 0.

(10–)15–25(–30)-flowered, 1 per leaf axil;

axis 3–10.5 cm in fruit;

bracts (1.5–)2–5 mm;

bracteoles 0–2.

erect, 5.5–18 cm.

erect or incurved-ascending, (3–)6–14 cm.

1–4.5 mm.

1.3–3.5 mm, densely villous.

6.5–8.5 mm;

calyx 5–7.5 mm, strigose, tube 2.5–3.5 mm, lobes triangular, 0.7–1.1 mm;

corolla ochroleucous, immaculate;

banner recurved through 50–85°;

keel 8.2–12 mm.

(11.5–)13–17.4 mm;

calyx campanulate, obliquely cuneate, 6.4–9.7 mm, silky-villous, hairs white, sometimes also black, tube 5.2–7 × 3.5–4.5 mm, lobes triangular, 0.9–3 mm;

corolla ochroleucous or yellowish, immaculate;

banner recurved through 45°;

keel (9.5–)10.1–12.4 mm, apex sharply deltate.

pendulous, stramineous, lunate, lanceoloid, 3-sided compressed, lateral face flat, dorsal face grooved, (16–)20–30 × 3–4.5(–5) mm, length 5–7 times width, stiffly papery, villosulous;

septum 2–3 mm wide;

stipe (4–)7–12(–14) mm.

green and purple-mottled becoming brown or stramineous, straight or slightly curved, linear-oblong, strongly laterally compressed, 27–43 × 3.4–5, thinly fleshy becoming papery, strigulose or glabrous;

stipe 8–14 mm.

(11–)13–21.

(15–)19–25(–27).