Narrow-leaved Cattail is an invasive species in Maryland (MISC 2022). "Eurasia; Nova Scotia and southern Quebec, south to South Carolina, West Virginia, Kentucky, Missouri and Nebraska; California" (Reed, 1964).
In addition to leaf width, the space between the staminate and pistillate flowers usually present distinguishes it from Broad-leaved Cattail.
There are 188 records in the project database.
GA | AL | WA | FR | CL | MO | HO | BA | BC | HA | CE | PG | AA | CV | CH | SM | KE | QA | CN | TA | DO | WI | SO | WO |