Flora of North America species comparison

erect to prostrate, much-branched, 0.1–3.5 dm, glabrous.

erect to more often spreading, usually branched from base, 1–1.4(–6) dm, densely farinose.

nonaromatic;

petiole to 0.28 cm;

blade deltate or narrowly deltate, 0.8–6 × 0.2–3.5 cm, base cuneate, margins entire or broadly dentate, apex acute to obtuse.

nonaromatic;

petiole 0.3–0.4 cm;

blade linear, narrowly lanceolate, oblong elliptic, or ovate-lanceolate, 3- (occasionally 1-)veined, 1.5–2.5 × 0.4–0.6 cm, 3–many times as long as wide, thick and somewhat fleshy, base cuneate, margins entire, unlobed, apex acuminate, densely white-farinose abaxially, more sparsely farinose adaxially.

lateral glomerules sessile on lateral branched spikes;

glomerules subglobose, 3–4 mm diam.;

bracts oblanceolate to linear, 0.2–1.5 cm.

glomerules in terminal and axillary panicles;

glomerules ± densely packed, flowers maturing irregularly;

bracts leaflike or absent.

perianth segments 3, connate almost to apex into 0.5–0.8 mm tube;

lobes deltate, 0.1–0.5 × 0.3–0.4 mm, membranous, apex acute, flat or occasionally keeled-corniculate, glabrous, green and covering fruit at maturity;

stamen 1;

stigmas 2, 0.2 mm.

perianth segments 5, distinct nearly to base;

lobes obovate, 0.8–1 mm, apex obtuse, carinate, densely farinose, enclosing fruit at maturity;

stamens 5;

stigmas 2, 0.1 mm.

vertical and horizontal, ovoid, 0.6–0.9 mm diam., margins rounded;

seed coat black, smooth.

ovoid, 8–1.1 mm diam., margins rounded;

seed coat black, warty.

ovoid;

pericarp nonadherent, reticulate-punctate.

ovoid;

pericarp nonadherent, smooth.

= 18.