See U.S. county distributions (when available) by clicking on the map or the linked states below:
USA (AK, AL, AR, AZ, CA, CO, CT, DC, DE, FL, GA, HI, IA, ID, IL, IN, KS, KY, LA, MA, MD, ME, MI, MN, MO, MS, MT, NC, ND, NE, NH, NJ, NM, NV, NY, OH, OK, OR, PA, RI, SC, SD, TN, TX, UT, VA, VT, WA, WI, WV, WY), USA+ (PR), CAN (AB, BC, LB, MB, NB, NF, NS, NT, ON, PE, QC, SK, YT), DEN (GL), FRA (SPM)
U.S. Weed Information:
This plant can be weedy or invasive according to the authoritative sources noted below. This plant
may be known by one or more common names in different
places, and some are listed above. Click on an acronym
to view each weed list, or click here for a
composite list of Weeds of the U.S.
|| Assorted authors.
State noxious weed lists for 46 states.
State agriculture or natural resource departments.