Flora of North America species comparison

erect or ascending, (0–)1–12+ cm underground, villous.

(2–)3–12 cm;

stipules distinct, subterranean ones often fully amplexicaul but distinct, 7–15 mm, foliose at distal nodes;

leaflets (5–)7–13(–15), blades elliptic, oblong or lanceolate-elliptic, 10–30(–35) mm, pinnately veined, apex obtuse to rounded, surfaces sparsely villosulous or villous abaxially, glabrous adaxially.

2.7–12.5 cm;

stipules 3–8 mm;

leaflets 7–17, blades elliptic to oblanceolate, 3–13 mm, apex mucronate, acute to obtuse, or truncate, surfaces strigose.

appearing subumbellate, loosely 5–11-flowered;

axis 1–5 cm in fruit;

bracts (1.5–)2.5–3.8 mm;

bracteoles 0.

2–11-flowered, flowers ascending;

axis 0.8–2.2 cm in fruit;

bracts 1.8–5.5 mm;

bracteoles 0–2.

erect, 3–9.8 cm, usually longer than subtending leaf.

1.1–8 cm.

1.5–5 mm.

1.3–2.5 mm.

13–19 mm;

calyx campanulate to subcylindric, 7.5–8.8 mm, villosulous, tube 6.3–8 mm, lobes broadly triangular, 0.6–0.8 mm;

corolla yellowish with whitish margins, banner sometimes purple bordered white, keel 13.2–16 mm.

15–25 mm;

calyx cylindric, 10.2–15 mm, strigulose, tube 8.2–11.5 mm, lobes subulate, 1.9–3.5 mm;

corolla ochroleucous, sometimes tinged or veined purple, wing and keel tips purple;

banner recurved through 40°.

green becoming brown, ± straight, ovoid, inflated, 15–21 × 5.5–8 mm, papery-membranous, black-pilose, hairs to 0.5 mm;

stipe 5–7 mm, pubescent.

ascending, humistrate, slightly incurved, lanceoloid-oblong to lanceoloid-ellipsoid or lanceoloid-ovoid, somewhat dorsiventrally compressed, 22–35 × 5–11 mm, unilocular, thinly leathery or woody, strigose.

6–10.

= 16.