Cirsium douglasii var. breweri
Phytologia 73: 313. 1992.
Common names: Brewer’s thistle
IllustratedEndemic
Basionym: Cnicus breweri A. Gray Proc. Amer. Acad. Arts 10: 43. 1874
Synonyms: Cirsium breweri (A. Gray) Jepson Cirsium douglasii var. canescens (Petrak) J. T. Howell
Treatment appears in FNA Volume 19. Treatment on page 133.
Revision as of 20:47, 5 November 2020 by imported>Volume Importer
Plants to 250 cm. Cauline leaves usually unlobed or shallowly lobed, spines usually less than 2–7 mm. Heads mostly 2–3 cm. 2n = 30.
Phenology: Flowering summer (Jun–Aug).
Habitat: Wet soil, streams, fens, marshes, springs in montane coniferous forest areas, often on serpentine
Elevation: 1200–1900 m
Distribution
![V19-106-distribution-map.gif](/w/images/8/82/V19-106-distribution-map.gif)
Calif., Nev., Oreg.
Discussion
Variety breweri grows from the eastern North Coast Ranges of California and the Klamath and Siskiyou ranges east to the northen Sierra Nevada.
Selected References
None.
Lower Taxa
None.