''Hieracium scouleri'', known as Scouler's woollyweed, is a species of flowering plant in the tribe Cichorieae within the family Asteraceae. It is native to western North America, from British Columbia and Alberta in Canada, and south to northern California and Utah in the United States.

Description

''Hieracium scouleri'' grows in a variety of mountainous habitats. It produces a basal rosette of long, narrow leaves long, which are generally hairy to bristly. The plant produces an erect stem tall which bears the inflorescence. Each flower head has large, curling

bract In botany, a bract is a modified or specialized leaf, especially one associated with a reproductive structure such as a flower, inflorescence axis or cone scale. Bracts are usually different from foliage leaves. They may be smaller, larger, or of ...

s with glandular hairs or bristles, long, bright yellow ray florets but no disc florets. The

achene An achene (; ), also sometimes called akene and occasionally achenium or achenocarp, is a type of simple dry fruit produced by many species of flowering plants. Achenes are monocarpellate (formed from one carpel) and indehiscent (they do not ope ...

is about long.Flora of North America, Hieracium scouleri Hooker, 1833.
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References

External links

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Jepson Manual TreatmentCalphotos Photo gallery, University of California
scouleri Flora of the Northwestern United States Flora of Western Canada Plants described in 1833 Taxa named by William Jackson Hooker Flora without expected TNC conservation status {{Cichorieae-stub