Flora of North America species comparison

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

erect to spreading, branched from base or simple, 0.6–7.5 dm, farinose.

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.

nonaromatic;

petiole 0.5–1 cm;

blade broadly triangular to broadly ovate, distal leaves narrowly triangular to narrowly ovate, 1–1.5(–2.3) × 0.5–1.6 cm, thin or thick, base cuneate to subtruncate, margins usually with two basal teeth or lobes, teeth or lobes acute to acuminate, obtuse, or rounded, apex rounded, obtuse, or acute, farinose abaxially.

glomerules in terminal and axillary panicles;

glomerules ± densely packed, flowers maturing irregularly;

bracts leaflike or absent.

glomerules in terminal and lateral panicles, 3.5–12 × 1–7 cm;

glomerules maturing mixed;

bracts absent.

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.

perianth segments 5, distinct nearly to base;

lobes ovate, 0.8–1.1 × 0.7–1 mm, apex acute to obtuse, keeled or not, farinose, completely covering fruit at maturity;

stamens 5;

stigmas 2, 0.2 mm.

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

seed coat black, warty.

round, 0.9–1.25 mm diam., margins rounded with a narrow rim;

seed coat dark black, wrinkled.

ovoid;

pericarp nonadherent, smooth.

ovoid;

pericarp nonadherent, smooth.

= 18.

= 18.