Flora of North America species comparison

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

slender, decumbent to incurved-ascending, 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.

(2–)2.5–8.5 cm;

stipules: proximals connate-sheathing, bidentate scarious at proximal nodes, distinct or connate at base and subherbaceous at distal nodes, 2–5 mm;

leaflets 9–15, blades elliptic to ovate-elliptic, 2–8 mm, apex obtuse or subapiculate, surfaces strigulose.

appearing subumbellate, loosely 5–11-flowered;

axis 1–5 cm in fruit;

bracts (1.5–)2.5–3.8 mm;

bracteoles 0.

5–10(–14)-flowered;

axis (1–)1.5–4 cm in fruit;

bracts 0.7–1.2 mm;

bracteoles 0.

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

ascending to declined, 2–5.5 cm.

1.5–5 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.

5–6 mm;

calyx 3.3–4 mm, strigose, hairs white or black, tube 2.1–2.7 mm, lobes subulate, 1–1.4 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.

pendulous (or humistrate), red-mottled, narrowly obovoid-ellipsoid, slightly dorsiventrally compressed, 8–14 × 4–6 mm, thin becoming papery-membranous, strigulose;

gynophore 0.5–1 mm.

6–10.

12–14(–16).

= 16.