Vol. Ill 



JUNE, 1920 



ENTRIES 186J 



Nc 



Botanical Abstracts 



A monthly serial furnishing abstracts and citations of publications in the international 



field of botany in its broadet 



PUBLISHED MONTHLY UNDER THE DIBJ ' I [ON OF 



THE BOARD OF CONTROL OF BOTANICAL ABSTRACTS, INC. 

 A democratically constituted organisation, with members representing many societies 



interested in plants. 



THE SOCIETIES NOW REPRESENTED 



AND 



THE MEMBERS OF THE BOARD OF CONTROL 



(The Executive Committee for 1920 are indicated by asterisks) 



Paleontological Society of America. 



E. W. Berby, Johns Hopkins Univer 

 Baltimore, Maryland. 



F. H. Kxowlton, U. S. National Museum, 

 Washington, D. C. 



American Association for the Advancement 

 of Science, Section G. 

 *B. E. Livingston, Johns Hopkins Uni- 

 versity, Baltimore, Maryland. 



A. F. Blakeslbe, Station for Experimental 

 Evolution, Cold Spring Harbor, Long 

 Island, New York. 



Botanical Society of America, General 

 Section. 



B. M. Davis, University of Michigan, Ann 

 Arbor, Michigan. 



*R. A. Harper, Columbia University, 

 New York City. 



Botanical Society of America, Physiology 



Section. 

 B. M. Duggar, Missouri Botanical 



Garden, St. Louis, Missouri. 

 AY. J. V. Osterhout, Harvard University, 



Cambridge, Massachusetts. 



Botanical Society of America, Systematic 



Section. 

 J. H. Barnhart, New York Botanical 



Garden, Bronx Park, New York City. 

 Prof. A. S. Hitchcock, U. S. Bureau 



Plant Industry, Washington, D. C. 



American Society of Naturalists. 



J. A. Harris, Station for Experimental 

 Evolution. Cold Spring Harbor, Long 

 Island, New York. 

 E. M. East, Harvard University, Bussey 

 Institution, Forest Hills, Boston, 

 Massachusetts. 

 Ecological Society of America. 

 Forrest Shreve, Desert Laboratory, 

 Carnegie Institution, Tucson, Arizona. 

 *Geo. H. Nichols, Yale University, New 

 Haven, Connecticut. 



At large. 

 W. A. Orton, L>. S. Bureau Plant Industry, 

 Washington, D. C. 



American Society of Agronomy. 

 C. A. Mooers, University of Tennessee, 



Knoxville, Tennessee. 

 E. G. Montgomery, Cornell University, 

 Ithaca, New Y'ork. 



Society for Horticultural Science. 

 *E. J. Kratjs, University of Wisconsin, 



Madison, Wisconsin. 

 W. A. McCue, Delaware Agricultural 

 Experiment Station, Newark, Dela- 

 ware. 



American Phytopathological Society. 

 *Doxald Reddick (Chai rman oj 'the Board) , 

 Cornell University, Ithaca, New York. 

 C. L. Shear, U. S. Bureau Plant Industry, 

 Washington, D. C. 



Society of American Foresters. 

 J. S. Illick, State Forest Academy, 



Mount Alto, Pennsylvania. 

 Barringtox Moore, American Museum 



Natural History, New York City. 



American Conference of Pharmaceutical 

 Faculties. 

 Henry Kraemer, University of Michi- 

 gan, Ann Arbor, Michigan. 

 Wortley F. Rudd, Medical College, Rich- 

 mond, Virginia. 



Royal Society of Canada. 

 No elections. 



WILLIAMS & WILKINS COMPANY 



BALTIMORE, T. S. A. 



THE CAMBRIDGE UNIVERSITY PRESS 



FETTER LAXE, LOXDOX, E. C 



Entered as second-class matter, November 9, 191S, at the post office at Baltimore, Maryland, under the Act of 



March 3, IS 79 



Copyright 1920, Williams & Wilkins Company 



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 Price, net postpaid for the vear, (two volumes) I 16.25 Canada 



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ries 



1019 Volumes: I and II 



