Fig. A1. modeled versus measured daily tree water use during wet and dry
conditions. Circles represent natural stands and triangles loblolly pine plantations.
Red and white symbols represent coastal and Piedmont regions, respectively. Note
the largest effect of drought on the pine plantations (difference in transpiration
between either both red or both white triangles as opposed to the differences
between circles). (For interpretation of the references to color in this figure legend,
the reader is referred to the web version of this article.)