SMITHSONIAN INSTITUTION 
UNITED STATES NATIONAL MUSEUM 
WASHINGTON, D. C. 
June 20, 1923 
Mr. Oakes Ames, 
355 Commonwealth Avenue, 
Boston, Massachusetts. 
Lear Mr. Ames: 
Some time ago you sent us a specimen of a lichen collected 
in Costa Rica "by Mr. Lankester. I forwarded the specimen to 
Mr. G. K. Merrill "but had not received a reply from him until 
today. He states that the lichen is Cladonia oalvoantha 
Sincerely yours 
Paul C. Standley / 
Associate Curator, 
Division of Plants 
