Flora of North America species comparison

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

prostrate, 0–15 cm, internodes often concealed by stipules, densely white-pilose.

(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.

2–11 cm;

stipules 2–5 mm, submembranous;

leaflets 9–21, blades obovate, suborbiculate, or lanceolate, 2–13 mm, apex obtuse to truncate or emarginate, surfaces villous.

appearing subumbellate, loosely 5–11-flowered;

axis 1–5 cm in fruit;

bracts (1.5–)2.5–3.8 mm;

bracteoles 0.

5–15-flowered, flowers ascending;

axis 0.5–6 cm in fruit;

bracts 3–7.5 mm;

bracteoles 0–2.

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

erect or arcuate-ascending, spreading or procumbent in fruit, 2–8(–12) cm.

1.5–5 mm.

1–1.5 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.

16–26 mm;

calyx purplish, cylindric, 6.8–13.3 mm, villous-pilose, tube 5.5–10.8 mm, lobes subulate, 1–3.2 mm;

corolla bright pink-purple;

banner recurved through 40°;

keel (12–)13–20.7 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.

ascending-spreading, stramineous, incurved, oblong-ovoid, dorsiventrally compressed, 10–20 × 5–7.5 mm, unilocular, fleshy becoming leathery, hirsute, longest hairs 2–2.5 mm, not obscuring surface.

6–10.

24–34.

= 16.