Flora of North America species comparison

erect or ascending, villosulous.

prostrate or diffuse, 1–6+ cm underground, minutely strigulose.

(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.

1–6.5 cm;

stipules connate-sheathing at least at proximal nodes, often becoming anthocyanic and somewhat enlarged at distal nodes, 3–6 mm, thinly herbaceous becoming papery;

leaflet blades elliptic to oblong, 1.5–8 mm, apex obtuse to retuse, surfaces strigulose, sometimes glabrous or glabrate adaxially.

10–25-flowered;

axis 5–12.5 cm in fruit;

bracts 1–2.5 mm;

bracteoles 0.

1–5-flowered;

axis 1–3 cm in fruit;

bracts 1.5–4.5 mm;

bracteoles 0.

erect, 5.5–18 cm.

ascending, (2.5–)3–10 cm.

1–4.5 mm.

1.8–4 mm.

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.

12–20 mm;

calyx 6–6.7 mm, black-strigose to glabrate, tube 3–4.7 mm, lobes triangular-acuminate to linear, 1–2.5 mm;

corolla keel 11.2–13.7 mm.

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.

pale green with purple dots, curved in 0.5–1 spiral, laterally compressed, 30–50 × 50–75 mm, papery-membranous, semitransparent, minutely strigose;

gynophore 4–10 mm.

(11–)13–21.

= 22.