Cirsium pumilum, the pasture thistle, is a North American species of plants in the tribe Cardueae within the family Asteraceae. (wikipedia.org)
Biota of North America Program 2014 county distribution map, Cirsium pumilum Biota of North America Program 2014 county distribution map, Cirsium hillii Flora of North America, Pasture thistle, Cirsium pumilum (Nuttall) Sprengel, Syst. (wikipedia.org)
Hill's Thistle often goes by Latin name Cirsium hillii but it is now treated as a variety of Cirsium pumilum (Pasture Thistle), var. (minnesotawildflowers.info)
Pumilum4
Cirsium pumilum is a biennial or perennial herb up to 100 cm (40 inches) tall, blooming once before dying. (wikipedia.org)
hillii (Canby) B. Boivin - Great Lakes region, upper Mississippi Valley Cirsium pumilum var. (wikipedia.org)
pumilum - northeastern + east-central United States from Maine to South Carolina west to Ohio The Plant List, Cirsium pumilum (Nutt. (wikipedia.org)
Species2
According to the DNR , it was listed it as a Minnesota Special Concern species in 1984. (minnesotawildflowers.info)
For info on subjects other than plant identification (gardening, invasive species control, edible plants, etc.), please check the links and invasive species pages for additional resources. (minnesotawildflowers.info)
Upper1
There is a single flower head at the top of the stem, and a single flower at the end of the occasional branch in the upper plant. (minnesotawildflowers.info)
Distribution map1
Distribution Map: Based on vouchered plant specimens only. (usf.edu)