SM ITU SON I A \ I N ST ITU TION 



U N I T h I) STAT E S NAT ION Al MUSEU M 



CONTRIBUTIONS 



FROM THE 



United States National Herbarium 



Volume X. Part b 



THE CYPERACEAE OF COSTA RICA 



By C. B. CLARKE 



LIBRARY 

 NEW YORK 

 BOTA 



OAK 



WASHINGTON 



GOVERNMENT PRINTING OFFICE 



1908 



