Oak is a tree or shrub in the genus Quercus Latin "oak tree" of the beech family, Fagaceae. There are approximately 600 extant species of oaks.
Acer: is a genus of trees or shrubs commonly known as maple. There are approximately 128 species of maple, most of which are native to Asia.
Mahogany is a kind of wood—the straight-grained, reddish-brown timber of three tropical hardwood species of the genus Swietenia, indigenous to the Americas, part of the pantropical chinaberry family, Meliaceae.