OregonFlora species comparison

erect; hirsute, eglandular to minutely glandular.

erect, sparsely villous, eglandular.

persistent in dense clusters, linear to narrowly oblanceolate, 10–80 × 1–3 mm;

margins entire with hispid hairs;

surfaces hirsute to hispid, sometimes nearing strigose.

occasionally withering by flowering, broadly oblanceolate-elliptic, 40–150 × 10–25 mm;

margins entire or occasionally with poorly developed teeth;

surfaces sparsely strigose or hirsute, eglandular.

abruptly reduced to (0)1–3 linear bracts.

lanceolate to elliptic, 10–80 × 2.5–25(30) mm, gradually reduced distally, bases clasping;

margins entire or with minute teeth.

4–7 × 10–16 mm.

5–8 × 11–17 mm.

20–60;

corollas with well-developed yellow rays, 4–8 × 0.5–2 mm, or tubular and short, or rays lacking.

60–110, white;

rays 8–15 × 0.5–1 mm.

corollas 4–5 mm.

corollas 3–5 mm.

in 2–3 series, sparsely to moderately hispid-villous, often minutely glandular.

in 2–3 series;

surfaces moderately to densely hirsute or villous, eglandular to minutely glandular.

2–3 mm, moderately strigose;

inner pappi of numerous barbellate bristles.

1.5–2 mm, sparsely strigose;

inner pappi of numerous barbellate bristles.

1, radiate or disciform.

1(3), radiate.

=18.