Integrated Taxonomic Information System - Search Results

Results of: Search in every Kingdom for Scientific Name containing 'Cirsium douglasii'
 
 Kingdom Plantae
  Cirsium douglasii DC. – accepted – Douglas' thistle
  Cirsium douglasii var. breweri (A. Gray) D.J. Keil & C.E. Turner – accepted – Douglas' thistle
  Cirsium douglasii var. canescens (Petr.) J.T. Howell – not accepted
  Cirsium douglasii var. douglasii DC. – accepted – Douglas' thistle
   

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