Flora of North America species comparison

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

only tips produced aboveground, 0–5 cm, 2–30 cm underground, often with marcescent leaf rachises, densely canescent-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.

1–4 cm;

stipules ± obscuring stem, 2–4 mm, papery-scarious;

leaflet blades ovate to obovate or oblanceolate, 1–7 mm, apex obtuse, mucronate, or emarginate, surfaces pilosulous.

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;

axis 0.2–1 cm in fruit;

bracts 1.5–2.5 mm;

bracteoles 0.

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

ascending, 1–3 cm.

1.5–5 mm.

1–1.5 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.

9–12 mm;

calyx 5.5–7 mm, hirsutulous, tube 3–4 mm, lobes subulate, 1.8–3 mm;

corolla pink-purple or whitish, usually suffused with purple, keel tip purple;

keel not concealing style, 9–11 mm, apex long-attenuate and beaklike.

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.

mottled, straight, 12–18 × 8–15 mm, papery, spreading-hairy.

6–10.

= 16.