1.   And my tree, my teacher said, is the oldest tree.

2.   How old were the oldest olive trees?

3.   It is the oldest tree on the White House lawn, and it, too, has been propagated.

4.   It originated in Persia and is thought to be the oldest known tree food.

5.   Portions of even the oldest trees can be well preserved.

6.   That tree is believed to be the oldest known living tree in New York state.

7.   The oldest surviving presidential trees are three magnolias given root by Andrew Jackson.

8.   It turned out to be the oldest living tree of its species on record.

9.   Researchers determine a gnarled eastern white pine is the oldest living tree of its species.

10.   The record established from the bristlecone pine, the oldest living tree species, only applies to ancient temperatures and cannot be related to future changes.