NAS - Nonindigenous Aquatic Species
United States Department of Agriculture. 2011. County Distribution of Myriophyllum spicatum L.- Eurasian milfoil in the state of Pennsylvania. http://plants.usda.gov/.
Reference Number: 21028
Author: United States Department of Agriculture.
Date (year): 2011
Title:County Distribution of Myriophyllum spicatum L.- Eurasian milfoil in the state of Pennsylvania.
Keywords: Pennsylvania, Eurasian milfoil, counties infested, Myriophyllum spicatum
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Citation information: U.S. Geological Survey. . Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [8/18/2022].
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