Flora of North America species comparison

erect, tan, glabrous or villous to tomentose.

erect, tan to reddish brown, glabrous or villous.

basal withering by flowering;

cauline margins entire, faces gland-dotted (in pits, sometimes obscured by tomentum), abaxial glabrous or villous to tomentose.

basal withering by flowering;

cauline margins entire or dentate to pinnately lobed, faces eglandular, abaxial glabrous or villous.

obconic, 5–10 mm.

obconic to campanulate, 4–8 mm.

6–25;

corollas lavender (color more intense in tubes);

style-branch appendages truncate-penicillate or lanceolate, 0.3–0.6 mm.

20–40;

corollas yellow (tubes with brown-purple band inside);

style-branch appendages ± truncate-penicillate, 0.1–0.4 mm.

green or purple-tipped, faces persistently tomentose, gland-dotted or not;

inner scarious.

purple-tipped, sometimes sparsely sessile-glandular, villous;

inner scarious.

borne singly or in corymbiform arrays, usually at ends of branchlets.

usually borne singly, rarely in corymbiform arrays, at ends of branchlets.

tan, longer than cypselae.

tan, equaling or longer than cypselae.

= 10.

= 10.