No. 449.] STUDIES ON THE PLANT CELL. 395 



Van Wisselingh. 



:00. Ueber Kerntheilung bei Spirogyra II. Flora 87, 355, 1900. 



:02. Untersuchungen uber Spirogyra IV. Bot. Zeit. 60, 115, 1902. 

 Wager. 



'94. On the presence of centrospheres in fungi. Ann. of Bot. 8, 321, 

 1894. 



ZiMMERMANN. 



'93 and '94. Sammel-Referate aus dem Gesammtgebiete der Zellenlehre. 

 Bei. i. bot. Centb. 3 iind 4, 1893-94. 



(To be continued.) 



