North of original patch. Southwest facing slope downwind from first sighting. About 20 individuals.
CA Sate Ag Commissioner verified the ID of this species. Approx. 40 plants dug up March 2012.
Onopordum illyricum is a species of thistle known by the common name Illyrian thistle, or Illyrian cottonthistle. It is native to southestern Europe, but has been introduced into Australia and California, where it has become a noxious weed.