Origin: Introduced from Europe
Voucher:WTU (view specimen records)
Notes: Found as a weed on the east and west side of the Cascades, first collected in 1969, and recently documented from northeastern Oregon (Dwire & Parks 2002).
Literature:
» Dwire, K. A., and C. G. Parks. 2002. Noteworthy collections, Oregon, Hieracium caespitosum. Madroņo 49: 58.
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Photo © Richard Old
(from WTU Image Collection)
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