Onopordum acanthium ssp. acanthium   Scotch thistle
           Asteraceae (Alt: Compositae )
invasive                      herbaceous           
Distribution: Foothills, Greenbelt, West Valley

UW Burke Herbarium Link: Onopordum acanthium ssp. acanthium
USDA Plants Link: Onopordum acanthium ssp. acanthium   (ONAC)



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