Flora of North America species comparison

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

erect to ascending, silky-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.

1.5–5.5(–7.5) cm;

stipules 3–6 mm, herbaceous becoming papery;

leaflet blades usually broadly to narrowly elliptic or oblanceolate, rarely obovate, 4–17(–20) mm, apex acute to obtuse, surfaces pilose.

appearing subumbellate, loosely 5–11-flowered;

axis 1–5 cm in fruit;

bracts (1.5–)2.5–3.8 mm;

bracteoles 0.

3–7-flowered;

axis to 0.4 cm in fruit;

bracts 1.5–5.5 mm;

bracteoles 0.

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

erect and ascending, 0.7–7 cm.

1.5–5 mm.

0.6–1 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.

5.2–6.2 mm;

calyx 5.2–6.2 mm, pilose, tube 2–2.6 mm, lobes linear-lanceolate, 3.2–3.8 mm;

corolla keel 4.7–5.5 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.

brown or blackish, 7–13 × 2.5–3.5 mm, scarcely fleshy becoming stiffly papery, pilose-hirsute.

6–10.

= 16.

= 22.