F»ROCKEDINGS 



OF THE 



CALIFORNIA ACADEMY OF SCIENCES 



Fourth Series 



Vol. I, pp. 431-446 December 17, 1912 



Expedition of the California Academy of 



Sciences to the Galapagos Islands 



19054906 



VII 

 Notes on the Lichens of the Galapagos Islands 



Alban Stewart 



Botanist to the Galapagos Expedition 

 and Instructor hi Botany in the University of Wisconsin 



SAN FRANCISCO 



Published by the Academy 



1912 



