| Classification Hierarchy | |
| Kingdom | Plantae |
| Clade | Tracheophyta |
| Clade | Monocots |
| Clade | Commelinids |
| Order | Poales |
| Family | Typhaceae |
| Genus | Typha |
BONAP * FNA * ITIS * USDA * NPGH * VPI
Each of the above species can participate in the formation of potentially invasive hybrids. For more about hybrids scroll to the bottom of the Typha-comparisons page.
Four Individuals were especially helpful in preparing this webpage. When I mentioned on the "Iowa Native Plant Society mailing list that I was having problems explaining certain details of cat-tail morphology, anatomy, and taxonomy, I received personal contacts from four knowledgeable Ph.Ds. Thanks to: S. Galen Smith, Robert Wernerehl, Ray Tallent, and Kelly Kearns. Their help was necessary and appreciated.