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Content tagged with "tree"

black-walnut-tree

Black Walnut Tree

Black walnut trees grow up to 90 feet tall with a rounded, open crown.

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black-walnut-twig-cross-section

Black Walnut Twig Cross Section

Twigs thick, light brown, with fuzzy buds and tan, chambered pith at the core of the twig.

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black willow

Black Willow

Salix nigra
In some parts of our nation, black willow is only a shrub, but, as Donald Culross Peattie notes, "beside the Father of Waters and its mighty tributaries," this willow is "a sprawling giant of a tree." The largest and most widely known of our native willows, black willow is the only member of its family that reaches commercial size.

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blackjack oak

Blackjack Oak

Quercus marilandica
Blackjack oak is a common timber tree in forests that have been badly burned or are growing on the poorest soils. Considered a relatively worthless tree, this oak is often one of the first trees to be used as fuel, which prevents more glorious trees from such destruction.

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Image of a box elder tree

Box Elder

Acer negundo
A member of the maple family, box elder is often confused with poison ivy because its compound leaves sometimes grow in threes (though also in fives). A fast-growing tree, its winged seeds betray its relationship to other maples.

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Photo shows walnut tree with browning leaves

Browning Leaves Indicate TCD

In midsummer, TCD-infected trees may show wilted brown leaves on branches high in the canopy.

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bur oak tree

Bur Oak

Quercus macrocarpa
Among the many majestic American oaks with legendary and historic value, McBaine, Missouri's state champion bur oak has a 91-inch-diameter trunk, is over three hundred years old, and survived the flood of 1993. Recently, specialists have been fertilizing and aerating its soil, carefully pruning it, and taking twig samples in order to preserve its extraordinary genetic line.

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