Flora of North America species comparison

reddish or yellowish, smooth or subangular.

many, subsessile or very short petiolate;

blade subconcolorous, lanceolate to oblong, elliptic, or oval, (8–)10–30(–40) × 3–12(–15) mm, margin sharply dentate to entire.

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.

in glomerules in terminal spikes or panicles 3–20 cm, or reduced to solitary, rounded, terminal glomerule.

in small clusters, axillary.

brown, 1–1.3(–1.5) mm.

monomorphic, light brown, 3.5–4 mm wide;

radicle inferior.

bracteoles sessile or subsessile (stipe to 1 mm), cuneate-orbicular to obovate, somewhat compressed, 2.1–3.5 × (1.7–)2–3.7 mm, united 1/2 of length, margin sharply and often slenderly toothed beyond middle, faces often rather strongly veined, smooth or with 1 or more slender or flattened appendages.

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.

= 18.