1.   A well defined form According to my dictionary, a tree can be any perennial plant having a self-supporting woody main stem.

2.   Most of the vines looked lifeless, their leaves drooping from the woody stems and curling into cylinders.

3.   Early in the morning I cut the woody stems holding aloft the still-unfolding buds.

4.   For some varieties, like shiitake, the woody stems must be cut off and discarded.

5.   Plants with woody stems can take as long as a year.

6.   Remove any woody stems.

7.   Remove woody stems from mushrooms and discard.

8.   The vines have green woody stems that are armed with sharp spines that easily tear your clothes and you.

9.   Trim off and discard the woody stem ends from the bunch of arugula and coarsely chop the leaves.