Fig. 2.

Nitrogen and carbon isotope values for fungal fruiting bodies collected in a seasonally dry tropical forest on the Northern Yucatan Peninsula, Mexico. Open circles, boletes collected in 2001 (n = 10); closed circles, boletes collected in 2005 (n = 10); filled triangles, wood-decomposing fungi (n = 6); open triangles, litter-decomposing fungi (n = 13); open square, mean (±SE) foliage (n = 18); closed squares, mean (±SE) soil (n = 18)