REPORT OF TFTE .^^ECRETARY 2/? 



Center. Tlirou^li the courtesy of Dr. Ariiiaiulo Du<iniul. Director oi; 

 the liistitiito, Dr. Chapin's researches were conducted with the close 

 cooperation of Luis M. Murillo, chief entomologist of the Colombian 

 Governnient, Francisco Otoya. assistant entomologist, and Hernando 

 Osoi'iio, ])reparator. Mr. Murillo conducted several field trips that 

 permitted Dr. Chaiiin to become ai(|uainted with some of the major 

 entomological problems of the country. These included investiga- 

 tions in the citrus regions near Cacheta, Pacho, and Guateque, and 

 two tri})s into the Paramo near Guasca. Study in the Bogota area 

 was accompanied by a tour of otlier scientific agencies in Colombia. 

 Di-. Chapin visited the agricultural institute at Medellin, where 

 work on the collection of insects is under the direction of Dr. F. L. 

 Gallego. The jiarty, consisting of ^Messrs. Muiillo, Otoya, and Cabal 

 (an entomological student), and Dr. and Mrs. Chapin, then pro- 

 ceeded to the Agricidtural Ex])eriment Station at Palmira. While 

 they wei-e in Cali Dr. Belisai'io Losada escoi'ted the party on a col- 

 lecting trip into the Cordillera. They then returned to Bogota 

 for a final week of work at the Instituto, whei-e special attention was 

 given to the family Coccincllidae, which is of considerable economic 

 importance in Colombia. Plans were formulated for further collab- 

 oration between tlie Instituto and the United States National Museum, 

 with a monographic account of the Coccinellidae of Colombia as 

 the end in view. 



C. V. ]Moi-ton, assistant curator of i)lants. spent October and 

 November in C'uba, under the sponsorship of the National Museum 

 and the Department of State, for the dual purpose of botanical field 

 work and the furthering of cooperation with Cuban scientists. Mr. 

 ]\Iorton was occupied part of the time in making partial catalogs of 

 the ferns in various herbaria. In cooperation with the Cuban De- 

 partment of Agriculture, and in association with Messrs. Acuna and 

 Alonzo, of the Estacion Agronomica at Santiago de Las Vegas, he 

 also undertook field work in the mountainous part of Oriente, espe- 

 cially on the Sierra Xipe, and the northern slopes of the Sierra 

 Maestra. Later lie made collections in the Trinidad Mountains of 

 Las Villas, with the Harvard Botanical Garden at Soledad as a 

 base. and. through the friendly interest of the Colegio de La Salle 

 of Habana. in the Sierra de Los Organos in Pinar del Rio. These 

 expeditions resulted in the collectioi> of G.UOO specimens, represent- 

 ing approximately 1,G00 numbers. 



Dr. E. H. Walker, assistant curator of plants, was occupied for a 

 v\eek in June in the Piedmont and the Blue Ridge Mountains of 

 North Carolina and South Carolina, making botanical collections. 

 LTnder Dr. Walker's leadersliip, local field work has been carried on 

 by members of the Conference on the District of Columbia Flora. 



