This number contains Title Page, Contents, and Authors' Index for Volume IX 

 Vol. IX OCTOBER, 1921 No. 3 



ENTRIES 1101-1683 



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 oi the Executive Committee for Wtl are indicated by asterisks) 



American Association for the Advancement 

 of Science, Section G. 

 R. A. Harper, Columbia University, 

 New York City. 



B. E. LiviNosTON, 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, Cornell University, 



Ithaca, New York. 

 •B, M. DuonAR {Chairman of the Board), 

 Missouri Botanical Garden, St. Louis, 

 Missouri. 



Botanical Society of America, Systematic 

 Section. 

 Marshall A. Howe, New York Botani- 

 cal Garden, New York City. 

 J. H. Barnhart, New Y^ork Botanical 

 Garden, New Y'ork City. 

 Botanical Society of America, Mycologlcal 

 Section. 



C. H. Kauffman, University of Michi- 

 gan, Ann Arbor, Michigan. 



Bruce Fink, Miami University, Oxford, 

 Ohio. 



American Society of Naturalists. 

 H. H. 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, Desert Laboratory, 

 Carnegie Institution, Tucson, Arizona. 



At 

 W. A. Orton, U. S. Bureau of 



Paleontological Society of America. 

 Arthur Hollick, 61 Wall Street, New 



Brighton, New York. 

 E. W. Berry, Johns Hopkins University, 



Baltimore, Maryland. 

 American Society of 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 Forestry, Harrisburg, Pennsylvania. 



American Conference of Pharmaceutical 

 Faculties. 



Heber W. Youngken, Philadelphia Col- 

 lege of Pharmacy and Science, Phila- 

 delphia, Pennsylvania. 



Henry Kraemer, Mt. Clemens, Michigan. 



Canadian Society of Technical Agricultur- 

 ists. 



W. P. Thompson, University of Sas- 

 katchewan, Saskatoon, Saskatchewan. 



B. T. Dickson, Macdonald College, 

 Macdonald College, Quebec. 



Royal Society of Canada. 

 F. E. Lloyd, McGill University, Mon- 

 treal, Quebec. 

 J. H. Faull, Univers.ty of Toronto, 

 Toronto, Ontario. 



large. 

 Plant Industry, Washington, D. C. 



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BALTIMORE, U. S. A. 



Entered as second-claes matter, November 9, 1918, at the post office at Baltimore, Maryland, under the Aet of 



March 8, 1879 



Copyright 1922, Williams & Wilkins Company 



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