She also authored heartwood, a story collection for adult literacy students, and edited The Ringing Ear: Black Poets Lean South.
The duramen or heartwood is the inner, darker part of the log.
It was significant that practically all of the checking occurred in the heartwood.
The heartwood is darker than in most oaks, and the sapwood is brown.
The heartwood forms while the tree is living, not after it dies.
Posts sawed from the heartwood of large trees would do better.
For some reason, the heartwood of certain species is prone to decay.
The summerwood is narrow, but dark in color in the heartwood.
The pores in the sapwood are open, but many of them are closed in heartwood.
This is a small tree, which usually develops little or no heartwood.
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