MINOR notp:s 115 



and It presents the aspect of biology and relationship as based 

 upon morphology and form. The relation of experimental 

 methods to morphology is very clearly set forth. The book 

 will rank as a classic. 



UnfamiHarUy ziitli linotype has resulted in some grave 

 errors in the March and April numbers of the Plant 

 World. Among the more serious are those by which Prof. 

 H. S. Conard's signature to the article on "Acres of Liver- 

 worts'' in the March number was made to read "Henry S. 

 Conrad" and that of Dr. Mac Dougal in the April number 

 was printed as "MacDoural," while Professor Setchell's 

 name was spelled "Setshell," 



The annitiil cunioiincement of the Marine Biological 

 Laboratory at Wood's Hole states that Dr. G. T. Moore, 

 Prof. B. i\L Duggar, Prof. H. Kraemer, Prof. M. B. 

 Thomas, Dr. H. Von Schrenk, Dr. E. F. Smith, Prof. J. 

 M. Coulter, Prof. G. R. Lyman, Dr. C. J. Chamberlain, Mr. 

 R. R. Gates and Mr. C. H. Shattuck will participate in the 

 work of the department of Botany during the summer. Cor- 

 respondence should be addressed to Dr. G. T. Moore, at 

 Watermill, N. Y., until the beginning of the session on June 

 I St. The work for the season closes on August iith. 



There zvi/l be held in the Olympia Hall, Londoa, 

 England, September 14th. to 26th. of this year, an Interna- 

 tional Rubber and Allied Trades Exhibition. The following 

 committee has been appointed to take charge of Mexican 

 matters: Pehr Olsson-Sefter, Chairman; L Carranza, Editor 

 "El Heraldo Agricola"; O. H. Harrison, President, Rubber 

 Planters' Association of Mexico; J. C. Harvey, Vice-Presi- 

 dent, Rubber Planters' Association of Mexico; F. E. Lloyd, 

 Guayule Experiment Station, Zacatecas; W. B. Murray, 

 Editor "Mexican Investor," Secretary Rubbers Planters'' 

 Association of Mexico; Col. J. B. Sanborn. The above com- 

 mittee constitutes a portion of the Official Advisory Com- 

 mittee of the Exhibition in London. 



