Flora of North America species comparison

prostrate, procumbent, or decumbent, pilose.

erect, sparsely pilose.

sessile or petiolate;

petiole to 0.6 cm;

blade green, obovate to oblong, 1.5–7.5 × 0.5–2.5 cm, apex rounded or obtuse, pilose-sericeous.

petiole 0.4–1.4 cm;

blade green, elliptic, 2.3–3.5 × 0.7–1 cm, apex acute, pilose.

heads white tinged with pink or red, globose to short-cylindric, 9–13 mm diam.;

bractlets with denticulate crests along keel.

heads white, subglobose, 7–11 mm diam., not subtended by 2 leaves;

bractlets white, slightly ridged abaxially, not crested.

tube densely lanate;

perianth lobes white, narrowly oblong, 4–5 mm, apex attenuate.

tube glabrous;

perianth lobes white, lanceolate, 3.2 mm, chartaceous, margins entire, apex acuminate.

1.2 mm.

not seen.

ovoid, 2.2 mm, apex acute.

not seen.