Engler, Dot. Jahrb. XXX Bd. Zuf V. 
n 
SEYDA FE 
RE 
GC 
l 
1,2. Chaetonella Goetzei Schmidle; 5. Coelosphaerium Goetzei Schmidle; 4 6. Proto- 
coccus (Schizococcus) Goetzei Schmidle; 7. Chroococe. parallelepidon Schmidle; 8. Ana- 
baena hyalina Schmidle; H. Chroococc. Goetzei Schmidle; 10. Chondrogloea africana 
Schmidle: 11. Calothrix africana. Schmidle. 
riag v Wilhelm Engelmann i% Lei, zic. 
