Xll ADDITIONAL BIBLIOGRAPHY. 



CUSHMAN iii Bull. Torr. Bot. Club. J. A. Cushmau, various 

 papers on North American Desmids in the Bulletin of 

 the Torrey Botanical Club, xxx, 1903,, pp. 513-514; 

 xxxi, 1904, pp. 161-164, pp. 393-397, pp. 581-584 ; 

 xxxii, 1905, pp. 223-229, pp. 549-553; xxxiii, 1906, pp. 

 343-351; xxxiv, 1907, pp. 599-601, pp. 607-615; xxxv, 

 1908, pp. 109-134. 



CUSHMAN iii Rliodora. J. A. Cusliman, various papers on 

 North American Desmids in Rhodora (Journal of the 

 New England Botanical Club), v, 1903; vi, 1904; vii, 

 1905 ; ix, 1907 ; x, 1908. 



CUSHMAN, Ohio Desmids. J. A. Cushman, A few Ohio Desmids. 

 The Ohio Naturalist, v, 1905, no. 7. 



GEOEGEV. Desm. Macedon.--P. Georgevitch, Desmidiaceen aus 

 dein Prespasee in Macedonien. Beihefte zum Botan. 

 Centralblatt, Bd. xxvi, 1910. 



GEOEGEV. Desm. Wlasina-See. -P. Georgevitch, Desmidiaceen 

 aus clem Wlasina-See [Servia]. Beihefte zum Botan. 

 Centralblatt, Bd. xxvi, 1909. 



GUTW. Flor. Alg. Mont. Tatr. E. Gutwinski, Flora Algarum 

 Montium Tatrensium. Bull, de 1'Acad. des Sciences de 

 Cracovie, Avril, 1909. 



HEERING & HOMF. Alg. Eppendorf. Moores.--~W. Heering and 

 H. Homfeld, Die Algen des Eppendorf er Moores bei 

 Hamburg. Verhandl. Naturw. Yereins in Hamburg, 

 1904, 3. Folge xii. 



HUSTEDT, Desm. et Bncill. aus Tirol.- -F. Hustedt, Desmidi- 

 acea3 et Bacillariea? aus Tirol. Archiv fur Hydrobiol. 

 und Planktonkuude, Bd. vi, 1911. 



LAESEN, Ferskvandsalg . Vest-Gri'ml. E. Larsen, Ferskvaud- 

 salger fra Vest-Gronland. Arbejder fra den Botaniske 

 Have i Kobenhavn, no. 36, 1907. 



LEMM. Plankton Jang -tse- hieing. - E. Lemmerinann, Das 

 Plankton des Jang-tse-kiang (China). Archiv fur 

 Hydrobiol. und Plauktonkunde, Bd. ii, 1907. 



