- A tree - Birch relative - Chap leaves alderman a tree - Rot resistant wood good for marine uses - Tree trapped inside? Balderdash! - A tree, usually growing in moist land, and belonging to the
genus Alnus. The wood is used by turners, etc.; the bark by dyers and
tanners. In the U. S. the species of alder are usually shrubs or small
trees. - Alt. of Aller