Flora of North America species comparison

stiffly erect;

branchlets terete.

reddish or yellowish, smooth or subangular.

tardily deciduous, alternate or proximal-most subopposite, shortly petiolate;

blade gray green, oblong-ovate to elliptic or orbiculate, 8–30(–35) × 6–20 mm, margin entire or rarely dentate, apex rounded to retuse or obtuse.

with blade ovate to lance-ovate or lanceolate to oblong, 15–45 mm, large basal lobes, obtuse, cuneate to a short petiole, margin sinuate-dentate, scurfy on both sides.

in glomerules in distal leaf axils, axillary or in short terminal spikes.

yellow, in clusters 2–3 mm wide, borne in panicles 6–30 cm.

in small, very numerous glomerules in axils of elongated, terminal leafy-bracteate spikes or finally paniculate.

brown, 2.4–2.8 mm.

monomorphic, light brown, 3.5–4 mm wide;

radicle inferior.

bracteoles sessile or substipitate, 4–5 × 5–9 mm, base broadly cuneate, margin sharply toothed, apical tooth subtended by 2–6 equal or smaller teeth, faces smooth or rarely tuberculate.

bracteoles whitish green, sessile or subsessile, broadly rhombic, (4–)6–7(–8) mm, thickened at base, becoming scaly in age, cartilaginous in basal 1/2, lateral angles strongly produced and with margin mostly entire, faces smooth or irregular, pointed, or flattened and winglike tubercles in basal 1/2.

= 18.