Flora of North America species comparison

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

prostrate to erect, (0.5–)2–20+ cm underground, strigose, glabrate, or glabrous.

(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.

1.5–7 cm;

stipules 2–4 mm, herbaceous becoming papery;

leaflets (5 or)7–13, blades lanceolate to elliptic or oblong, 2–9 mm, margins involute and long-ciliate, apex obtuse, surfaces strigose abaxially, glabrous adaxially.

appearing subumbellate, loosely 5–11-flowered;

axis 1–5 cm in fruit;

bracts (1.5–)2.5–3.8 mm;

bracteoles 0.

2–10-flowered, flowers spreading to declined;

axis 0.2–0.5 cm in fruit;

bracts 1–3 mm;

bracteoles 0.

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

erect and ascending, reclined in fruit, 2–5 cm.

1.5–5 mm.

0.8–1.5 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.

6.2–7.5 mm;

calyx 2.8–3.6 mm, strigose, tube 2–2.5 mm, lobes subulate, 0.7–1.6 mm;

corolla ochroleucous or pink-purple, then wing tips same color;

keel 3.9–4.8 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.

pale green, red-mottled, becoming stramineous, ovoid, 9–18(–22) × 7–13(–15) mm, papery-membranous, opaque, strigose.

6–10.

10–12.

= 16.