Pycnanthemum incanum, with the common name hoary mountainmint, "mountain mint", wild basil or hoary basil, is a herbaceous perennial in the mint family.[3][4]
^illustration from Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. 3 vols. Charles Scribner's Sons, New York. Vol. 3: 144.
^Cite error: The named reference bb was invoked but never defined (see the help page).
^USDA, NRCS (n.d.). "Pycnanthemum incanum". The PLANTS Database (plants.usda.gov). Greensboro, North Carolina: National Plant Data Team. Retrieved 16 October 2015.
^Germplasm Resources Information Network− GRIN-Global Web v 1.9.6.2: taxonomy of Pycnanthemum incanum
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