CONTENTS OF UOL. 1, NO. 2. 



PAGE 



1. Observations on Aphyllon uniflorum. By Amelia Smith, 



B. S. (With plates xiii, xiv, XV ) Ill 



2. The Comparative Structure of the Flowers of Polygala 



polygama, and P. pauciflora. with Observations on 

 Cleistogamy. By Professor Charles II. Shaw, Ph. D. 

 (Witli plates xvi-xvii) 122 



3. Observations on Growth and Cell Division in the Root of 



Vicia Faba. By Blanche Gardner, B. S. (With plate xviii) 150 



4. Current Problems in Plant Cytology. By Professor J. M. 



Maci'arlane 183 



5. Fasciation in the Sweet Potato. By Henry S. Conard, M. A., 



Harrison Fellow. (With plate xix) 205 



6. The Beach Plum Botanically and Economically Considered. 



By Professor ]. M. Maci-ARLANE. (With plates xx, xxi) .... 2l6 



7. A Study of the Fertile Hybrids Produced by Crossing 



Teosinte and Maize. By John W. Harshberger, Ph. D. 

 (Witli plate xxiil 23I 



8. Proceedings of the Society "^ 



9. List of Members xxxvn 



