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), FRA (SPM) |
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![Distribution of Schoenoplectus ×carinatus (Sm.) Palla [tabernaemontani × triqueter]. .](https://webarchive.library.unt.edu/eot2008/20081014141801im_/http://plants.usda.gov/maps/thumbs/SC/SCCA25.png "Distribution of Schoenoplectus ×carinatus (Sm.) Palla [tabernaemontani × triqueter]. .")
![Distribution of Schoenoplectus ×contortus (Eames) S.G. Sm. [americanus × pungens]. .](https://webarchive.library.unt.edu/eot2008/20081014141801im_/http://plants.usda.gov/maps/thumbs/SC/SCCO20.png "Distribution of Schoenoplectus ×contortus (Eames) S.G. Sm. [americanus × pungens]. .")
![Distribution of Schoenoplectus ×oblongus (T. Koyama) Soják [acutus × heterochaetus]. .](https://webarchive.library.unt.edu/eot2008/20081014141801im_/http://plants.usda.gov/maps/thumbs/SC/SCOB10.png "Distribution of Schoenoplectus ×oblongus (T. Koyama) Soják [acutus × heterochaetus]. .")
![Distribution of Schoenoplectus ×steinmetzii (Fernald) S.G. Sm. [heterochaetus × tabernaemontani]. .](https://webarchive.library.unt.edu/eot2008/20081014141801im_/http://plants.usda.gov/maps/thumbs/SC/SCST10.png "Distribution of Schoenoplectus ×steinmetzii (Fernald) S.G. Sm. [heterochaetus × tabernaemontani]. .")
