Cirsium douglasii var. breweri
Phytologia 73: 313. 1992.
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
Calif., Nev., Oreg.
Variety breweri grows from the eastern North Coast Ranges of California and the Klamath and Siskiyou ranges east to the northen Sierra Nevada.
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