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Native ash species, including white ash (pictured), have been declining rapidly this century due to predation by the emerald ash borer. [1]Silvics of North America (1991), [2] [3] a forest inventory compiled and published by the United States Forest Service, includes many hardwood trees.
Hardwood from deciduous species, such as oak, normally shows annual growth rings, but these may be absent in some tropical hardwoods. [3] Hardwoods have a more complex structure than softwoods and are often much slower growing as a result. The dominant feature separating "hardwoods" from softwoods is the presence of pores, or vessels. [4]
Hardwoods [7] In nowadays, identifying wood holds significance across several domains and it is of critical importance for commercial, forensic, archaeological, and paleontological applications. Also, timber identification provides new tools needed for the tracking of illegal logging and transportation. [8] It is also important from the ...
A broad-leaved, broad-leaf, or broadleaf tree is any tree within the diverse botanical group of angiosperms that has flat leaves and produces seeds inside of fruits. It is one of two general types of trees, the other being a conifer , a tree with needle-like or scale-like leaves and seeds borne in woody cones. [ 1 ]
American Hardwood Export Council; Australian National Association of Forest Industries; Canadian Wood Group; FSC Lesser Known Timber Species; NCSU Inside Wood project;
The common English name hornbeam derives from the hardness of the woods (likened to horn) and the Old English beam, "tree" (cognate with Dutch Boom and German Baum).. The American hornbeam is also occasionally known as blue-beech, ironwood, or musclewood, the first from the resemblance of the bark to that of the American beech Fagus grandifolia, the other two from the hardness of the wood and ...
It is a moderately long-lived [4] hardwood [4] with a light-colored wood, yellowish gray to light brown with yellow streaks. [5] The common hackberry is easily distinguished from elms and some other hackberries by its cork-like bark with wart-like protuberances. The leaves are distinctly asymmetrical and coarse-textured.
mountain alder; thin-leaf alder Betulaceae (birch family) Betula: birches; Betula × caerulea: blue birch; blueleaf birch Betulaceae (birch family) Betula albosinensis: Chinese red birch Betulaceae (birch family) Betula alleghaniensis: yellow birch Betulaceae (birch family) 371 Betula alnoides: alder-leaf birch Betulaceae (birch family) Betula ...