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Carduus pycnocephalus
Italian thistle Aster Family
Carduus pycnocephalus Asteraceae
--more--
common names
  Italian thistle
  Italian plumeless thistle
accepted scientific name
  Carduus pycnocephalus L.
rules for finding collection records
  Carduus pycnocephalus (832)
family name
  Asteraceae
Image Author: ©2004 Anthony Valois and the National Park Service
Image License: public domain
Image Source
Category: Wildflowers
Flowers: Many petals
Petal colors: color color
Flower size is about 1 inch
Leaf: Alternate
Plant Observed beginning of February thru end of July
Invasive in CA, WA. Noxious weed in OR.

How Likely at this Location (27%)
Name Match (100%)
Plant Showiness (54%)
base map where plant found
mag select

Disturbed
Forest
Brush
Riparian
Grassland
grid lines base