Flora of North America species comparison

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

erect or 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.

(3.5–)5–12 cm;

stipules 0.8–2 mm;

leaflets 9–15, blades obovate, oblong-obovate, or oblong-elliptic, 2.5–7 mm, apex obtuse or emarginate, surfaces glabrous.

appearing subumbellate, loosely 5–11-flowered;

axis 1–5 cm in fruit;

bracts (1.5–)2.5–3.8 mm;

bracteoles 0.

2–5-flowered, flowers ascending;

axis 2–4 cm in fruit;

bracts 1.1–2.2 mm;

bracteoles 0–2.

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

(3.5–)5–11 cm.

1.5–5 mm.

2.4–6 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.

12–14 mm;

calyx campanulate, 6.3–7.5 mm, strigulose, tube 4–4.5 mm, lobes lanceolate-subulate, 1.8–3 mm;

corolla reddish purple, drying bluish;

banner recurved through 45°;

keel 9.4–14.4 mm, apex sharply deltate.

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.

persistent and dehiscent by gaping beak, ascending, green, or suffused or speckled with purple, becoming brownish stramineous, lunate, linear-oblanceoloid, 3-sided compressed, 15–21 × 2.8–3.8 mm, ± bilocular, fleshy becoming thinly or stiffly leathery, sparsely strigulose;

septum 1–1.3 mm wide;

stipe 1–1.5 mm.

6–10.

16–19.

= 16.