yellow birch (Betula
alleghaniensis)
Family: Betulaceae
Form: This is a medium-sized tree reaching an average maximum height of 60-70 ft. It develops a thin irregular crown.
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Leaves:
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Bark: The bark can be red-brown or silver-gray when young, and has a more golden yellow tint mixed with silver-gray on older trees.
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Twigs and buds: The twigs have a wintergreen odor. It's buds are chestnut colored. |
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Flowers and fruit: The fruit is a nutlet that forms in a catkin (flexible cone).
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Distinguishing characteristics: Look for the doubly serrate leaves with parallel veins to identify it in the Betulaceae family. Then look for the distinct bark coloration and texture. Also smell a twig for a wintergreen odor.
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Range: It occurs in the high elevations of the northern and southern Appalachians and in the maple-beech-birch mixtures common to the Lake States.
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Silvics: This species is moderately tolerant of shade, but less so compared to species that it often competes with. It prefers moist upland sites.
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Ecological and cultural importance: Birch is a very important source of food for a variety of wildlife. It's early successional stature makes it dependant on disturbances. It has a variety of applications in the wood products industry including distillation of wood alcohol.
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