Bachinann, Beitrag zur Kenutnis der Schwcbeflora der Schweizerseeu. 197 



Eigener Befund. 

 d: Fragilavia crotoneiisis Kit. 

 h: Ceratium hirundiuella 0. Mliller 

 Diuobryon divergens Imhof. 

 Tabellaria fenestrata Ktz. 

 Asterionella gracillima Heib. 

 us : Synedra delicatissima W. Sin. 



Peridinimn cinctuin Ehrb. 

 v: Cymatopleura Solea Breb. 



* Die beiden Cyclotelleu wareu 

 nicbt ganz siclier 1st. 



6. A eg 

 Chodat. 



Chroococcus minutus var. carneus 

 Gomphosphaeria lacustris 

 Cyclotella cointa var. radiosa 

 Cyclotella operculata 

 Cyclotella Kiitzingiana 

 Fragilaria crotonensis 

 Asterionella gracillima 

 Ceratium hiruudinella 

 Peridininm tabulatum 

 Gymnodinium fuscurn 

 Stichogloea olivacea var. sphaerica 

 Dinobryon sertularia 

 Dinobryon divergens 

 Dinobryon stipitaturn 

 Nephrocytium Aghardianum 

 Sphaerocystis Schroeteri 

 Oocystis sp. 



Eigener Befund. 



d : Asterionella gracillima Heib. 



h: Ceratium hirundinella 0. F. Miiller. 



Cyclotella socialis Schiitt. 



Fragilaria crotonensis Kitt. 



Cymatopleura elliptica W. Sm. 

 Melosira crenulata Ktz. 

 Fragilaria capuzina Desm. 

 Cyclotella comta (?*) 

 Cyclotella bodanica (?*) 

 Eudorina elegaus Ehr. 

 Sphaerocystis Schroeteri Chocl. 

 Botryococcus Braunii Ktz. 

 Coelosphaerium Kiitzingianum Nag. 

 so vereinzelt, dass die Bestiuiuiiing 



erisee. 



ns : Peridinium cinctum Ehrb. 

 Dynobryon divergens Imh. 

 Dinobryon stipitattim Stein 

 Dinobryon stipitatum var. lacustris 



Chod, 



D. cylindricum Imh. 

 Anabaena circinalis Rabh. 

 v: Dinobryon sertularia (thyrsoideum) 



Stein 



Botryococcus Braunii Ktz. 

 Sphaerocystis Schroeteri Chod. 

 Gomphosphaeria lacustris Chod. 

 Cosmarium scenedesmus Delp. 

 Cyclotella bodanica (?)Eul. 

 Tabellaria fenestrata Ktz. 

 Tabellaria flocculosa Ktz. 

 Canipylodiscus hibernicus var. 



Noricus Ehr. 



Encyonema caespitosum Ktz. 

 Cymatopleura elliptica W. Sm. 

 Pleurosigma attenuatum W. Sm. 

 Synedra delicatissima W. Sm. 

 Merismopedia sp. 

 Oscillaria sp. 



7. Z 



Chodat. 



Gomphosphaeria lacustris 

 Clathrocystis aerugiuosa 

 Chroococcus minutus var. carneus 

 Coelosphaerium Kiitzingianum 

 Botryococcus Braunii 

 Raphidium Braunii 

 Sphaerocystis Schroeteri 

 Dinobryou stipitatum var. lacustris 

 Dinobryoii divergous 

 Peridiuiiun tabulatuni 



u g e r s e e. 



Ceratium hirundinella 



Gleuodinium pusilluin 



Stichogloea olivacea var. sphaerica 



Synedra delicatissima 



Fragilaria crotouensis 



Cyclotella operculata 



C. conita var. radiosa f. spiralis 



Asteriouella gracillima 



Cyclotella inelosiroidcs 



Cosmarium scenedesmus 



