Details of this species in Wyoming
Source: USDA, NRCS, 2002
Introduction: Unintentional (accidentally)
Species Notes for this Location:
Probably introduced to North America in the 1600s as a contaminant of crop seed and/or ship's ballast.
Management Notes for this Location:
Other: Infestations of Cirsium arvense may contribute to the elimination of endangered and/or endemic plant species such as the Colorado butterfly plant in Wyoming (Zouhar, 2001).
Last Modified: 18/10/2004 9:46:19 a.m.