30 ; BORGE, AUSTRALISCHE SUSSWASSERCHLOROPHYCEEN. 
Closterium NITzscH. 
C. acerosum (SCHRANK) EHRENB. 
S. Austr. Murray River (Miss HussEr). 
C. acutum (LYNGB.) BRÉB. 
S. Austr. Murray River (Miss HusseY). 
C. Leibleinii Körz. Forma Böre. Desm. Brasil. pag. 935. 
END IE da 
S. Austr. Murray River (Miss HussEY). 
C. Kiitzingii BRÉB. 
N. E. Austral. White Water nahe Mt Albion (CH. W. 
BIRCH). ; 
Penium BRÉB. 
P. Negelii BRÉB. 
N. S. Wales. Blue Mountains (GEORGINA KING), Gloucester 
Creeks. 
P. lamellosum BRÉB. 
Queensl. Carpentaria Golf (I. L. BANCROFT). 
