TY  - RPRT
TI  - Lichens of the U.S. National Parks
AU  - J. P. Bennett
AU  - C. M. Wetmore
PY  - 2005
DO  - 10.1639/0007-2745(2005)108[0544:lotusn]2.0.co;2
UR  - https://pubs.usgs.gov/publication/1004024
ID  - 1004024
ER  -