There are at least 7 members of the order Urticales found in Montana. Some of these species are exotics (not native to Montana).Exotic species have been deliberately or accidentally introduced to areas outside of their native geographic range and are able to reproduce and maintain sustainable populations in these areas. These exotic populations may also be referred to as alien, introduced, invasive, non-native, or non-indigenous.
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
Further reading
See also List of dicotyledons of Montana
Notes