| Family | Scientific Name | Common Name | Habitat | Distribution | Image |
|---|---|---|---|---|---|
| Ulmaceae | Ulmus americana var. americana | American Elm, White Elm | Swamps, bottomland forests, moist slopes, especially on relatively or strongly nutrient-rich substrates. | Nova Scotia, New Brunswick, and Québec west to se. Saskatchewan, south to n. Florida, c. Texas, and n. and c. Mexico. |  (c) Marcum, Paul |
| Ulmaceae | Ulmus americana var. floridana | Florida Elm | Shell middens, other calcareous forests. | Se. North Carolina (north at least to Carteret County) south to c. peninsular Florida, west to Panhandle Florida and s. Alabama (H. Horne, pers. comm., 2013). |  (c) Horn, Jay - CC-BY |