Cloud forests have been found to lose more nitrogen in stream discharge than they gain from atmospheric deposition. They also support a large diversity and biomass of tree epiphytes, predominately ...

Microhexura montivaga (Spruce-fir Moss Spider) is a federally endangered arachnid endemic to high-elevation montane conifer forests of the southern Appalachian Mountains. The spider is cryptic and ...

His research focuses on bryophyte systematics and evolution, the use of bryophytes as indicators of environmental change, and their potential applications in forensic science. He has published ...