02- 0. Kra mer: Beiträge zu einer Algenflora der Umgegend v. G-reifsicald. 
Flagellata. 
Peridiniales. 
Diatomaceae. 
Euglena spirogyra Ehrb. . . . 
„ pisciformis Klebs . . . 
„ acus (Ehrb. 
„ acus (Ehrb. var. minor 
Hansg. 
Phacus pyrum (Ehrb.) Stein 
„ pleuronectes (0. F. M.) 
Duj. 
„ longicauda (Ehrb.) Duj. 
„ brevicaudata (Klebs) 
Lern. 
Trachelomonas volvocina Ehrb. 
„ hispida Stein . 
Dinobryon sertularia Ehrb. . . 
Synura uvella Ehrb. 
Ehipidodendron splendidum 
Stein. 
Anthophysa vegetans Stein . . 
Cryptomonas ovata Ehrb. . . . 
m. Peridiniales. 
Peridinium cinctum Ehrb. . . . 
Ceratium cornutum Ehrb. . . . 
IV. Diatomaceae. 
Melosira varians Ag. 
Cyclotella Kützingiana Thw. . . 
„ Meneghiniana Rabenh. 
Taliellariafenestrata(Lyngb.)Kg. 
„ flocculosa (Roth) Kg. 
Meridion constrictum Ralfs . . 
„ circulare Ag. 
Diatoma tenue (Kg.) Grün . . 
„ tenue var. elongatum 
(Ag.) Grün. 
Fragilaria mutabilis (W. Sm. 
Grün. 
„ virescens Ralfs . . . 
„ Harrissonii (W. Sm.) 
Cleve. 
„ construens var. bino- 
dis Grün. 
Synedra affinis Kg. 
„ affinis Kg. var. parva 
v. H. 
„ ulna (Ehrb.). 
„ ulna (Ehrb.) var. lan- 
ceolata Grün. . . 
Süßwass. 
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