Flora of North America species comparison

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

prostrate, 0–4(–6) cm, internodes to 8 mm, strigulose.

(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.

(1–)2–6.5 cm;

stipules (2–)2.5–5 mm, submembranous;

leaflets 7–15, blades obovate, oval, or elliptic-oblanceolate, 2–8(–11) mm, apex usually obtuse, sometimes subacute or obscurely emarginate, surfaces strigulose.

appearing subumbellate, loosely 5–11-flowered;

axis 1–5 cm in fruit;

bracts (1.5–)2.5–3.8 mm;

bracteoles 0.

(3–)5–14-flowered, flowers ascending;

axis 0.4–1.5 cm in fruit;

bracts 1.5–2.7 mm;

bracteoles 0.

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

incurved-ascending, 3–6.5 cm.

1.5–5 mm.

0.7–1.6 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.

7–8.3 mm;

calyx campanulate, 4.6–5.1 mm, strigulose, tube 3.5–3.9 mm, lobes subulate, 1–1.6 mm;

corolla ochroleucous or purple-veined or -margined;

banner abruptly recurved through 90–100°;

keel 6.9–7.8 mm.

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.

long-persistent on receptacle, spreading or ascending, brown or black, ± straight, plumply ovoid or oblong-ellipsoid, 9–18 × 4–7(–8) mm, unilocular or subunilocular, distinctly beaked, fleshy becoming leathery, strigulose.

6–10.

22–32.

= 16.