Aria lancastriensis, commonly known as the Lancashire whitebeam, is a species of deciduous tree or shrub in the family Rosaceae, growing to 6m (20feet). It is endemic to England, and is found within a 30km (20miles) radius from Morecambe Bay, in Lancashire. It is threatened by habitat loss. It has oval leaves. White blossom in spring is followed by orange to red berries in autumn.[1]