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Pine Forests
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Figure 5. Stand of ponderosa pine June 4, 1990,
Tonto Basin, Arizona. The multistory structure
nd high incidence of dwar mistletoe disturbance
is evidenced by the many large brooms in lower
crowns and progressive dieback of upper crowns.
Giffort Pinchot, the photographer, noted the sparsity
of understory vegetation, consisting only of a
little lupine. |
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