19.2 The Ohio Naturalist. [Vol. X, No. 8, 



1897-1898— Pres.. J. A. Bownocker; Vice Pres., F. L. Stevens; 



Sec, E. B. Williamson. 

 1898-1899— Pres., W. R. Lazenby; Vice Pres., J. H. Schaffner; 



Sec, E. L. Fullmer. 

 1899 1900— Pres., J. H. Schaffner; Vice Pres., J. S. Hine: 



Sec, F. L. Landacre. 



MEETINGS OF THE BIOLOGICAL CLUB. 



Orton Hall, March 7, 1910. 



The club was called to order by the President, and the minutes 

 of the previous meeting were read and approved. 



Mr. T. M. Thompson, George T. CaldweH, V. L. Nelson, and 

 W. C. Lasseter were elected to membership. 



Dr. E. F. McCampbell then gave an illustrated lecture on 

 "Impressions of Mexico." Dr. McCampbell visited Mexico Citv 

 last December in order to study typhus fever. He gave some 

 account of the country and its people, and spoke more particu- 

 larly of the study of typhus fever and observations of conditions 

 in Mexican hospitals. 



A large number of visitors were present. 



Orton Hall, April 11 1910. 



The Club was called to order by the President and the minutes 

 of the previous meeting read, and approved. 



Mr. O. E. Hatton and J. W. McBurney were elected to mem- 

 bership. 



Prof. J. C. Hambleton spoke of his work on the genus Anasa. 

 This is typically a Mexican, and Central American genus. There 

 are six species found in the United States. Prof. Hambleton has 

 fovmd a specimen which he thinks belongs to a new species. 



Prof. Lazenby then gave an account of his investigations of 

 Catalpa growth. There are four species of Catalpa, two foreign, 

 and two native, the Southern, and Western or Hardv Catalpa. 

 The tree is not, .stricth' speaking, native to Ohio, but has become 

 quite popular for planting for commercial purposes. It makes 

 a rapid growth, and has a great variety of uses. 



Mr. B. F. Wells told of a trip with Prof. Griggs in Hocking 

 County during the spring vacation. 



Prof. Schaffner spoke of the revision of the State Herbarium. 

 Two hundred species were removed from the list. 



Prof. Lazenby made some remarks on the effect of limestone 

 upon the distribution of plants. 



M. G. DicKEV. Secretary. 



Date of Publication, June O, 1910. 



