352 Journal of Agricultural Research voi. xiii, no. 7 



(5) Power, F. B., and Browning, Henry, jr. 



I914. CHEMICAL EXAMINATION OK COTTON-ROOT BARK. In Pharm. JoUT., 



V. 93 (s. 4, V. 39), no. 2658, p. 420-423. 



(6) and MoorE, C. W. 



1910. THE CONSTITUENTS OP THE LEAVES OP PRUNUS SEROTINA. In JoilT. 



Chem. Soc. [London], v. 97, pt. 2, p. 1099-1112. 



(7) RiCHTER, Victor von. 



1905. ORGANIC CHEMISTRY. 3d Amer. from 8th German ed. Translated by 

 E. F. Smith. V. 2. Philadelphia. 



(8) ROSENTHALER, L. 



1914. DER NACHWEIS ORGANISCHER VERBINDUNGEN. IO70 p., 3 fig., I pi. 



Stuttgart. 



(9) Wehmer, C. 



191 1. DIE PFLANZENSTOFPE. 937 p. Jena. 

 {ip) WiLLSTATTER, Richard. 



1915. UBER anthocyanE. In Ber. Deut. Pharm. Gesell., Jahrg. 25, Heft 8, 



p. 438-449- 



