EEPORT OF NATIONAL MUSEUM, 1020. 91 



crinoids of the Atlantic basin and the adjacent seas similar in 

 scope to his memoir on the crinoids of the Indo-Pacific published 

 in the Siboga reports. Work was also continued on Part 3 of 

 Bulletin 83, which will contain the systematic account of the 

 comatulids. 



Special investigations which have been begun, continued or com- 

 pleted during the year in the division of plants are as follows : Mr. 

 Frederick V. Coville, curator, has continued his investigations upon 

 the breeding and propagation of blueberries (Vaecinium), making 

 use of the material in the National Herbarium as in previous years. 

 Dr. J. X. Rose, associate curator, has continued his studies of the 

 C 'actaceae, in collaboration with Dr. N. L. Britton, Director-in-Chief 

 of the New York Botanical Garden, work which has been under way 

 since 1911 under the auspices of the Carnegie Institution of Wash- 

 ington. Volume 1 of the Cactaceae was published in 1018. Volume 

 2 will appear in July or August, 1920. Of the two remaining vol 5 

 times, manuscript for Volume 3 has been completed and submit- 

 ted for publication, and work upon Volume 4 is well advanced. 

 Doctor Rose is engaged, also, in identifying his Eeuadorean collec- 

 tion of 1918, with a view to publishing a complete report upon the 

 collection as a whole; Mr. William R. Maxon, associate curator, has 

 continued his 'studies of the ferns of tropical America and of the 

 Pacific coast region of the United States, manuscript of the latter 

 being nearly complete. Several short papers have been published. 

 The Jamaican field work elsewhere mentioned was undertaken 

 largely to provide additional material for use in connection with a 

 descriptive account of the pteridophyta of Jamaica, to be published 

 by the British Museum; Mr. Paul C. Standley, assistant curator, 

 continuing his studies upon the trees and shrubs of Mexico, has com- 

 pleted manuscript for a second part of the volume. His collections 

 from Glacier National Park, mentioned elsewhere, have served as 

 the basis for two manuscripts upon the flora of that region, both 

 submitted for publication, the first a popular account to be published 

 by the National Park Service, the second a technical account to be 

 published by the National Museum. In collaboration with Mr. Fred- 

 erick V. Coville, he is engaged also upon the Flora of Alaska, a part 

 of the report of the Harriman Alaska Expedition; Mr. Emery C. 

 Leonard, aid, has been engaged in a revision of the genus Scutel- 

 laria; Mr. Ellsworth P. Killip, aid, has undertaken a revision of the 

 tropical North American species of the genus Pass/flora and has the 

 work well advanced toward completion. 



Dr. C. Hart Merriam, associate in zoology, continued his work on 

 North American bears. Mr. N. Hollister, Superintendent of the 

 National Zoological Park, has completed the primates of part 3 of 

 the report on East African mammals in the United States National 



