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tacky goldenweed

Habit Plants 10–60 cm.
Stems

erect or ascending, usually tomentose, lightly to densely stipitate glandular.

Basal leaves

lanceolate to oblong or elliptic, 3–20 cm × 5–35 mm;

margins denticulate to sharply serrate-dentate;

surfaces villous to tomentose, stipitate-glandular, sometimes ciliate.

Cauline leaves

bases broadly attenuate to truncate, sessile.

Involucres

7–13 mm.

Ray florets

10–30, conspicuous;

corollas 6–12 mm.

Disc florets

30–60;

corollas 5–7 mm.

Phyllaries

in 3–5 series, narrowly lanceolate to linear;

margins entire;

surfaces tomentose to scabrous and gland-dotted.

Fruits

3–4.5 mm, brown, puberulent;

pappus bristles 5–7 mm.

Heads

3–7 in raceme-like arrays, radiate;

peduncles 5–50 mm.

2n

=12, 24.

Pyrrocoma hirta

Distribution
[WildflowerSearch map]
[BONAP county map]
Discussion

Conifer forests, shrublands, grasslands, roadsides. Flowering Jun–Aug. 400–1900 m. BR, BW, ECas. CA, ID, WA; southeast to UT. Native.

Source Flora of Oregon, volume 2, page 330
Kenton Chambers
Sibling taxa
P. carthamoides, P. howellii, P. lanceolata, P. racemosa, P. radiata, P. scaberula, P. uniflora
Synonyms Haplopappus hirtus, Haplopappus hirtus ssp. hirtus, Haplopappus hirtus ssp. lanulosus, Haplopappus hirtus ssp. sonchifolius, Haplopappus hirtus var. hirtus, Haplopappus hirtus var. lanulosus, Haplopappus hirtus var. sonchifolius, Haplopappus subviscosus, Pyrrocoma hirta var. hirta, Pyrrocoma hirta var. lanulosa, Pyrrocoma hirta var. sonchifolia, Pyrrocoma lanceolata var. subviscosa
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