Vol. X 



FEBRUARY, 1922 



No. 4 



ENTRIES 1447-2066 



Botanical Abstracts 



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



field of botany in its broadest sense 



PUBLISHED MONTHLY UNDER THE DIRECTION OF 



THE BOARD OF CONTROL OF BOTANICAL ABSTRACTS, INC. 



A democratically constituted organization, with members representing many societies 



interested in plants 



THE SOCIETIES NOW REPRESENTED 



AND 



THE MEMBERS OF THE BOARD OF CONTROL 



(The Members of the Executive Committee for 1922 are indicated by asterisks) 



American Association for the Advancement 

 of Science, Section G. 

 R. A. Harper, Columbia University, 

 New York City. 



B. E. Livingston, Johns Hopkins Uni- 

 versity, Baltimore, Maryland. 



Botanical Society of America, General 

 Section. 

 H. A. Gleason, New York Botanical 

 Garden, New York City. 

 *B. M. Davis, University of Michigan, Ann 



Arbor, Michigan. 

 Botanical Society of America, Physiological 

 Section. 

 Otis F. Curtis (Secrelnry of the Board), 

 Cornell University, Ithaca, New York. 



*B. M. DuGGAR, Missouri Botanical Gar- 

 den, St. Louis, Missouri. 

 Botanical Society of America, Systematic 

 Section. 

 Marshall A. Howe, New York Botani- 

 cal Garden, New York City. 

 J. H. Barnhart, New York Botanical 

 Garden, New York City. 

 Botanical Society of America, Mycological 

 Section. 



C. H. Kaufpman, University of Michi- 

 gan, Ann Arbor, Michigan. 



Bruce Fink, Miami University, Oxford, 

 Ohio. 



American Society of Naturalists. 

 H. 11. Bartlett, University of Michigan, 



Ann Arbor, Michigan. 

 *J. A. Harris, Department of Genetics, 

 Carnegie Institution of Washington, 

 Cold Spring Harbor, L. I., New York. 



Ecological Society of America. 



H. L. Shantz, U. S. Bureau of Plant 



Industry, Washington, D. C. 

 *Forrest Shreve {Chairinan of the Board), 

 Desert Laboratory, Carnegie Institu- 

 tion, Tucson, Arizona. 



Paleontological Society cf America. 

 Arthur Hollick, 61 Wall Street, New 



Brighton, New York. 

 E. W. Berry, Johns Hopkins University, 

 Baltimore, Marvland. 

 American Society cf Agronomy. 

 C. B. Hutchison, Cornell University, 



Ithaca, New York. 

 C. A. MooERS, University of Tennessee, 

 Knoxville, Tennessee. 

 Society for Horticultural Science. 

 V. R. Gardner, University of Missouri, 

 Columbia, Missouri. 



E. J. Kraus, University of Wisconsin, 

 Madison, Wisconsin. 



American Phytopathological Society. 

 L. R. Jones, University of Wisconsin, 



Madison, Wisconsin. 

 Donald Reddick, Cornell University, 



Ithaca, New York. 



Society of American Foresters. 



Raphael Zon, U. S. Forest Service, Wash- 

 ington, D. C. 



J. S. Illick, Pennsylvania Department 

 of Forestrj-, Harrisburg, Pennsylvania. 



American Conference of Pharmaceutical 

 Faculties. 



Heber W. Youngken, Philadelphia Col- 

 lege of Pharmacy and Science, Phila- 

 delphia, Pennsylvania. 



HenryKraemer, Mt. Clemens, Michigan. 

 Canadian Society of Technical Agricul- 

 turists. 



W. P. Thompson, University of Sas- 

 katchewan, Saskatoon, Saskatchewan. 



B. T. Dickson, Macdonald College, 

 Macdonuld College, Quebec. 



Royal Society of Canada. 



F. E. Lloyd, McGill University, Mon- 

 treal, Quebec. 



J. H. Faull, University of Toronto, 

 Toronto, Ontario. 



At Large 

 W. A. Orton, U. S. Bureau of Plant J. R. Schramm (ex officio), National Re- 



Industry, Washington, D. C. search Council, Washington, D. C. 



WILLIAMS & WILKINS COMPANY 



BALTIMORE, U. S. A. 



Entered as second-class matter, November 9, 1918, at the post oflBce at Baltimore, Maryland, under the Act of 



March 3, 1879 



Copyright 1922, Williams & Wilkins Company 



