Flora of North America species comparison

erect to ascending or decumbent, branched from base, 1.5–10 dm, glabrous.

non-aromatic;

petiole 1.5–10 cm;

blade lanceolate, ovate, triangular, or triangular-hastate, 2.5–10 × 1–9 cm, base cuneate, truncate, or hastate, margins sharply dentate or entire, apex acute to acuminate.

glomerules sessile on unbranched terminal spikes;

spikes 5–20 cm;

glomerules globose, 3–10 mm diam.;

bracts leaflike, present only at base of inflorescence;

flowers maturing from apex to base.

perianth segments 3, connate only at base, lobes lanceolate to ovate, 0.6–0.9 × 0.4–0.5 mm, apex acute, not keeled, glabrous, covering fruit at maturity, often becoming fleshy and red in fruit;

stamens 3;

stigmas 2, 0.1–0.4 mm.

ovoid, fleshy or not;

pericarp adherent, bright red to dark reddish brown or greenish red, smooth.

0.7–1.2 mm in diam., margins rounded;

seed coat black, reticulate-punctate.

= 18.