Mercado-Díaz, Joel A. <br/><br/>
Lichens in Puerto Rico  an ecosystem approach 
Joel A. Mercado-Díaz, William A. Gould, Grizelle Gonzalez, and Robert Lucking. 
 - San Juan, Puerto Rico  U.S. Department of Agriculture, Forest Service, Interntational Institute of Tropical Forestry  2015. 
 - iv, 76 pages  illustrations  28 cm. 
 - General technical report  IITF-GTR-46 .
<br/><br/> "April 2015." 
<br/><br/><label>LCCN: </label>2014496341 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Lichens