Plate 103 



Gloeothece linearis var. compositu G. M. Smith, x 750 



Gloeothece rupestris ( Lyngb. ) Bornet, x 750 



Rliahdoderma Gorskii Woloszynska, x 750 



Rhabdodcrma sigmoidea fa. minor Moore & Carter: 5, 

 X 750; 5, X 1875 



Cijanarcus hamiforniis Pascher, x 3000 



Rhabdoderma irregulare ( Naumann ) Geitler, x 750 



Rhabdodcrma lineare Schmidle & Lauterborn: 11, x 

 750; 12, X 1500 



Merismopedia convoluta de Brebisson, x 600 



Aphanothece stagnina (Spreng. ) A. Braun: 14 and 16, 

 habit, xl; 15, x 750 



[866] 



