See U.S. county distributions (when available) by clicking on the map or the linked states below: USA (AL, AR, AZ, CA, CO, CT, FL, GA, IA, ID, IL, IN, KS, LA, MA, ME, MI, MN, MO, MS, MT, NC, ND, NE, NH, NM, NV, NY, OH, OK, OR, PA, SC, SD, TN, TX, UT, VT, WA, WI, WY), CAN (AB, BC, MB, NS, ON, PE, QC, SK)
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.
Stubbendieck, J., G.Y. Friisoe, & M.R. Bolick.
1994.
Weeds of Nebraska and the Great Plains.
Nebraska Department of Agriculture, Bureau of Plant Industry.
Lincoln, Nebraska.
589pp.
Everitt, J.H., D.L. Drawe, and R.I. Lonard. 1999. Field guide to the broad leaved herbaceous plants of South Texas used by livestock and wildlife. Texas Tech University Press, Lubbock.
More Accounts and Images: Ambrosiapsilostachya DC.