1888.] 



NATURAL SCIENCES OF PHILADELPHIA. 



445- 



May 7, 1888. Upou insect fertilization of plants Avitli special 

 reference to the common chick weed and the glands found at the 

 base of the stamens, by Mr. Thomas Meelian. 



May 7, 1888. Upon the formation of vessels in the corion and 

 amnion, by Prof. Ryder. 



May 21, 1888. Upon the specific differences between Larapo- 

 derma and Comatricha, by Harold Wingate. 



April 21, 1888. Upon Cribraria argillacea by Dr. George A.. 

 Rex. 



June 4, 1888. Upou two new species of Badhamia, B. reniformis 

 and B. claviceps. 



June 4, 1888. Upon the pollen of Cyrpripedium acaule, by T>r^ 

 L. Brewer Hall. 



June 18, 1888. Upon the use of the parabolic reflector, by 

 Harold Wingate. 



October 1, 1888. Upon the pollen of Cobea scaudens, by Dr. G.. 

 A. Rex. 



October 1, 1888. Upou Bacillus tuberculosis, by Dr. G. A. Rex. 



October 15, 1888. Upou Analine staining, by Prof. Ryder. 



October 15, 1888. Upon chicken and hog cholera, by Dr. J.. 

 Cheston Morris. 



November 5, 1888. Public lecture, by Prof John Ryder upon 

 the claims of biological research. 



November 19, 1888. Upon the methods of teaching topographi- 

 cal histology, by Prof Ryder. 



November 19, 1888. Upon the formation of cartilage and bone,, 

 by Prof Ryder. 



The officers of the Section for the ensuing year are : — 

 Director, .... Harold Wingate. 



Vice Director, 

 Recorder, 

 Corresjionding Sec. 

 Treasurer, 

 Curator, 



Yev 



resi 



John C. Wilson. 

 Dr. Robert J. Hess. 

 Dr. Charles Schaffer. 

 Dr. Isaac Noi'ris, Jr. 

 Chas. P. Perot, 

 ectfully submitted, 



Robert. J. Hess, M. D.,. 

 Recoi'der. 



