Ulmus - Species Dictionary - UK and Ireland : iSpot Nature - Your place to share nature. iSpot is a website aimed at helping anyone identify anything in nature. Once you've registered, you can add an observation to the website and suggest an identification yourself or see if anyone else can identify it for you.

Natural History Museum's UK Species Inventory
Plantae, Tracheophyta, Magnoliopsida, Rosales, Ulmaceae, Ulmus
Ulmus procera, Ulmus plotii, Ulmus procera x plotii, Ulmus procera x minor, Ulmus glabra x procera, Ulmus thomasii, Ulmus glabra x minor x plotii = U. x hollandica, Ulmus glabra x plotii = U. ? x elegantissima, Ulmus minor x plotii = U. x viminalis, Ulmus aggregate, Ulmus glabra, Ulmus laevis, Ulmus minor agg., Ulmus glabra x minor = U. x vegeta, Ulmus minor