Hardwood
Hardwood' is wood from deciduous trees and broad-leaf evergreen trees. Hardwoods all have enclosed nuts or seeds. Hardwood is in contrast to softwood which come from conifers, cone bearing seed plants. Hardwoods are not always harder than softwoods, Balsa wood being a notable exception. Hardwoods have a more complex internal structure than softwoods. Softwoods have a structure that looks like many drinking straws bound together all of which are used to supply water to the tree. Hardwood trees are more varied than softwoods and there are about 100 times more species of hardwood than there are softwoods.