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Betula nigra |
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River Birch |
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Upright, open, pyramidal to
oval-headed when young, becoming more rounded
with maturity. |
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40-70 feet tall with a spread
of 40-60 feet |
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Plants are
monoecious. Flowers
are borne in catkins the male catkins are
pendulous, while the females are upright. |
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Leaves are alternate, simple,
1-3 inches long, sharply pointed, doubly
serrate, with a wedge-shaped base, dark green
above, whitish below. |
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Fall color is yellow to golden
yellow. |
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Bark is reddish-brown,
exfoliating in papery strips, becoming
dark-brown to black, ridged and furrowed when
older. |
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Fruit is a very small, brown
nutlet. |
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