Bacillariophyceae (33)

TH E N EW YORK BOTANICAL GAR DEN
DARIUS OGDEN MILLS FUND
FRESH-WATER ALGAE OF PORTO RICO
COLLECTED BY PROFESSOR N. WILLE
Maricao February-ia-+5, 1915
HERBARIUM OF
1118. ÙUCn*.
........................................
~P îH-tVfì.f m Flesse
NSW YORK
BOTANICAL
GARDEN
NEW YORK BOTANICAL GARDEN
02112929
02112929