Flora of North America species comparison

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

decumbent or ascending, hirsute or hirsutulous.

(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–)4–14 cm;

stipules 5–10 mm, thinly herbaceous becoming papery-membranous;

leaflets (9–)15–27, blades broadly ovate, obcordate, obovate to broadly oblanceolate, or elliptic, 4–15 mm, apex usually obtuse, rarely acute, surfaces hirsutulous.

appearing subumbellate, loosely 5–11-flowered;

axis 1–5 cm in fruit;

bracts (1.5–)2.5–3.8 mm;

bracteoles 0.

4–9-flowered, flowers loosely ascending;

axis 1–2.5 cm in fruit;

bracts 3.5–9 mm;

bracteoles 0–2.

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

incurved-ascending, 2–5.5 cm.

1.5–5 mm.

2.5–4 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.

15–22 mm;

calyx usually broadly campanulate, sometimes subcylindric, 9–12 mm, hirsute, tube 5–7 mm, lobes narrowly lanceolate, 4–5 mm;

corolla white, veins and keel tip pink;

banner recurved through 45°;

keel 12.4–16.2 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 or spreading, brownish, incurved through 0.2–0.5(–1) spiral, lunately lanceoloid, strongly obcompressed, (20–)25–30 × 6–8 mm, unilocular, fleshy becoming stiffly leathery or subligneous, densely hirsutulous.

6–10.

26–30.

= 16.