Flora of North America species comparison

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

decumbent to ascending, sparsely strigose.

(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.

5–8 cm;

stipules distinct throughout, 1.7–3.3 mm;

leaflets 15–23, blades obovate-cuneate or oblong-oblanceolate, 7–16 mm, apex mostly truncate-retuse to obtuse, surfaces sparsely pubescent abaxially, nearly glabrous adaxially.

appearing subumbellate, loosely 5–11-flowered;

axis 1–5 cm in fruit;

bracts (1.5–)2.5–3.8 mm;

bracteoles 0.

7–20-flowered, flowers ascending at anthesis;

axis 1.5–4.5 cm in fruit;

bracts 1.4–2.7 mm;

bracteoles usually 2.

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

6–10 cm.

1.5–5 mm.

2 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.

14–19 mm;

calyx campanulate to subcylindric, 7.5–8.8 mm, tube 6–7.3 mm, teeth 1.5 mm, acuminate;

corolla creamy-white, often tinged rose or lavender, especially on keel tip;

banner recurved through 40–50°.

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.

spreading or pendulous, falcately oblong, laterally compressed, 28–37 × 3–3.5 mm, bicarinate, unilocular, sparsely white-strigose;

stipe 6–9 mm.

6–10.

unknown.

= 16.