Grey poplar is a type of tree with distinctive grey bark and leaves that are often silver-green on the underside. However, there are several other common synonyms for this tree that you can use as well. For instance, some people refer to grey poplar as the abele, silver poplar, white poplar, or aspen poplar. Each of these names describes a slightly different aspect of the tree, but they all refer to Populus alba, which is the scientific name for this species of deciduous tree. Whether you are admiring the tree's grey bark, silver leaves, or simply enjoying the shade it provides, there are many ways to refer to this beloved and iconic tree.