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Hieracium laevigatum Willd.
smooth hawkweed

Data Source

Last revised by:
John T. Kartesz, Biota of North America Program
Curated and maintained by:
USDA NRCS National Plant Data Team

Data Documentation

Documentation State Type
Assorted authors. State noxious weed lists for 46 states. State agriculture or natural resource departments. Literature
Haubrich, G. 2002. Noxious weed spreadsheet. Washington State Department of Agriculture, Olympia. WA Literature
Old, Richard. Personal communication. WA Literature
Washington Administrative Code. State noxious weed list and schedule of monetary penalties, Chapter 16-750 (24 May 2006). State of Washington, Washington. Literature
Time Generated: 10/09/2015 07:17 AM CDT