List of Urticales of Montana

There are at least 7 members of the order Urticales found in Montana. Some of these species are exotics (not native to Montana).

Cannabis
Family: Cannabaceae
 * Humulus lupulus, common hop
 * Cannabis sativa, marijuana

Elm
Family: Ulmaceae
 * Celtis occidentalis, common hackberry
 * Ulmus americana, American elm
 * Ulmus pumila, Siberian elm

Stinging nettles
Family: Urticaceae
 * Parietaria pensylvanica, Pennsylvania pellitory
 * Urtica dioica, stinging nettle