Flora of North America species comparison

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

decumbent to ascending or erect, sparsely 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.

2.5–9 cm;

stipules connate-sheathing and papery at proximal nodes, connate or distinct and herbaceous at distal nodes, 4–13 mm;

leaflets 5–13, blades linear-oblong, 10–45(–60) mm, margins flat, elevated, apex obtuse to apiculate, surfaces strigose;

terminal leaflet decurrent, not jointed to rachis.

appearing subumbellate, loosely 5–11-flowered;

axis 1–5 cm in fruit;

bracts (1.5–)2.5–3.8 mm;

bracteoles 0.

6–20-flowered, flowers ascending;

axis 2–12 cm in fruit;

bracts 2.5–7 mm;

bracteoles 1 or 2.

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

erect and incurved-ascending, 3–12 cm.

1.5–5 mm.

1.5–4 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.

24–30 mm;

calyx 10–14.5 mm, strigose, tube 7–10.2 × 4.5–6.2 mm, lobes subulate, 2–4.5 mm;

corolla white, concolorous;

keel 13.6–20.2 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.

deflexed, brown or stramineous, straight, oblong-ellipsoid, subterete becoming laterally compressed, 13–33 × 6–12 mm, fleshy becoming woody, glabrous or minutely puberulent;

sessile.

6–10.

20–28.

= 16.