Flora of North America species comparison

bluish green (heavily glaucous), blades lanceolate to elliptic (not lobed), leathery, bases attenuate, margins entire or remotely serrulate, apices acute, faces glabrous;

basal petiolate, 20–50 × 4–10 cm;

cauline petiolate or sessile, 10–25 × 2–8 cm.

bluish green (heavily glaucous, dried blades white under UV light, at least abaxially), blades elliptic, ovate to obovate or pandurate (not lobed), leathery, margins crenate, dentate, or entire, apices acute to rounded, faces glabrous;

basal petiolate, elliptic to ovate, 15–65 × 4–15 cm, bases attenuate to cuneate;

cauline petiolate or sessile, 7–50 × 4–14 cm, blades ovate to pandurate, bases cuneate to auriculate (and clasping).

conic to columnar;

paleae 4–6.5 mm, apices acute, often attenuate, abaxial tips hairy.

ovoid to conic;

paleae 6–8 mm, apices mostly rounded, abaxial tips glabrous (hairy subapically).

7–15;

laminae elliptic to oblong, 25–40 × 8–14 mm, abaxially hairy.

10–20;

laminae elliptic to oblanceolate, 30–80 × 8–15 mm, abaxially sparsely hairy.

250–400+;

corollas yellowish green, 3–4 mm;

style branches ca. 1 mm, apices acute.

300–600+;

corollas maroon (at least distally), 4–6 mm;

style branches ca. 2.2 mm, apices acute.

to 1.5 cm.

to 1.5 cm (ovate to lanceolate, margins ciliate).

borne singly or (2–10) in ± corymbiform arrays.

borne singly or (3–15) in ± corymbiform arrays.

4–5.5 mm;

pappi coroniform or of ± connate scales, to 1.2 mm.

6.5–7 mm;

pappi of 4–6 scales to 1.5 mm.

15–35 × 14–22 mm.

40–80 × 15–35 mm.

= 36.

= 36.