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Cirsium hookerianum
white thistle Aster Family
Cirsium hookerianum Asteraceae
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common names
  white thistle
  Hooker's thistle
accepted scientific name
  Cirsium hookerianum Nutt.
rules for finding collection records
  Cirsium hookerianum (270)
family name
  Asteraceae
Image Author: ©2010 Craig Althen, downloaded from the University of Washington Burke Museum
Image License: not-for-profit use only
Image Source
Category: Wildflowers
Flowers: No obvious petals, Many petals
Petal colors: color
Flower size is about 1 inch
Leaf: Basal
Plant Observed beginning of June thru 1st week of September

How Likely at this Location (15%)
Name Match (100%)
Plant Showiness (54%)
Links to Plant Photos
Cal Photos (9)
US Wildflowers (3)
Wikimedia Commons (1)
Adam Schneider (1)
base map where plant found

Meadow
Forest
Disturbed
Grassland
Desert
Rocky
Riparian
grid lines base