Plains Pricklypear
Opuntia polyacantha
Plains pricklypear is a county declared weed in Carbon, Laramie and Platte counties in Wyoming.
Photo by Mary Ellen (Mel) Harte, Bugwood.org
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The University of Wyoming has earned its Research Level 1 (R1) status from the Carnegie Classification of Institutions of Higher Education, placing Wyoming's only four-year university with the top research universities in the United States.