Flora of North America species comparison

prostrate, procumbent, or decumbent, pilose.

erect or ascending, 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.

sessile;

blade green, obovate to oblong or spatulate, 1.5–4 × 0.6–1.5 cm, apex rounded, pilose-sericeous abaxially.

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

bractlets with denticulate crests along keel.

heads white or pinkish, subglobose to short-cylindric, 10–12 mm diam.;

bractlets crested along keels.

tube densely lanate;

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

tube densely lanate;

perianth lobes stramineous, lanceolate, 4.5–4.7 mm, indurate, apex spinose-tipped.

1.2 mm.

subglobose to ovoid, 1.5–1.6 mm.

ovoid, 2.2 mm, apex acute.

ovoid, 2 mm, apex acute.