Publications of the University of Pennsylvania. 59 



5. Prison Statistics of the United States for 1888. By ROLAND P. 



FALKNER. 



6. The Principles of Rational Taxation. (Read at a meeting of the 



Association, November 21, 1889.) By SIMON N. PATTEN. 



7. The Federal Constitution of Germany. With an historical introduc- 



tion, translated by EDMUND J. JAMES. 



8. The Federal Constitution of Switzerland. Translated by EDMUND 



J. JAMES. 



* Volume II. 



9. Our Sheep and the Tariff. By WILLIAM DRAPER LEWIS. 



* Volume III. 



IO. The German Bundesrath. A Study in Comparative Constitutional 



Law. By JAMES HARVEY ROBINSON. 

 n. The Theory of Dynamic Economics. By SIMON N. PATTEN. 



* Volume IV. 



12. The Referendum in America. A Discussion of Law-Making by 



Popular Vote. By ELLIS PAXSON OBERHOLTZER. 



Volume V. 



13. Currency Reform. By JOSEPH FRENCH JOHNSON. 25 cents. 



CONTRIBUTIONS 



The Botanical Laboratory 



Volume I No. i. $2.00. 



(Plates I-XIII.) 



1. A Monstrous Specimen of Rudbeckia hirta, L. By J. T. ROTH- 



ROCK, B.S., M.D. 



2. Contributions to the History of Dionaea fluscipula, Ellis. By 



J. M. MACFARLANE, D.Sc. 



3. An Abnormal Development of the Inflorescence of Dionaea. By 



JOHN W. HARSHBERGER, A.B., B.S. 



4. Mangrove Tannin. By H. TRIMBLE, Pn.M. 



5. Observations on Epigaea repens, L. By W. P. WILSON, D.Sc. 



6. A Nascent Variety of Brunella vulgaris, L. By J. T. ROTHROCK, 



B.S., M D. 



7. Preliminary Observations on the Movements of the Leaves of 



Melilotus alba, L., and other plants. By W. P. WILSON, D.Sc., 

 and J. M. GREENMAN. 



* No copies available for exchange. 



