Flora of North America species comparison

blades 7–110 × 3–70(–80) mm.

1–40 mm.

campanulate, 2.5–5 mm diam.

(3–)5(–8);

corollas usually dull white (pink), laminae 0.5–1.8 × 0.7–1.5 mm.

15–50.

persistent.

rays 1.5–2.5 mm;

discs 1.3–2.5 mm, glabrous or strigose;

pappi: rays 0 or of 5–10, laciniate scales 0.5–1 mm;

discs 0, or of 15–20 white or gray, linear, fimbriate, obtuse (acute) scales 0.5–2 mm.

outer persistent with distal phyllaries or falling, elliptic to obovate;

inner usually persistent, lanceolate to ovate or obovate, 2–3.5 mm, 3-lobed, lobes to 1/3+ total lengths, acute.