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| | Carbon Storage and Accumulation in United States Forest Ecosystem:Glossary |
 | | Loblolly-shortleaf pine--Forests in which loblolly shortleaf pine, or southern yellow pines, except longleaf or slash pine, singly or in combination, make up a plurality of the stocking. |
 | | Oak-hickory--Forests in which upland oaks or hickory, singly or in combination, make up a plurality of the stocking except where pines make up 25-50 percent, in which case the stand is classified as oak-pine. |
 | | Common associates include Jeffrey pine, sugar pine, limber pine, Arizona pine, Apache pine, Chihuahua pine, Douglas-fir, incense-cedar, and white fir. |
| www.ilea.org /birdsey/glossary.html (1291 words) |
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