Zur Kenntnis der Gattung Penium Breb. oo7 



II. Subfamilie: Tlacodermae Lütk. 



Tribiis Penieae Lütk. 



Genus Penium Br6b. sensu restncto. 

 P. cuiiculare West. 

 *F. cylindrus (Ehrbg-.) Br6b. 



* P. didymocarpum Lund. 

 P. Haynaldü Schaarschm. 



* P. margaritaceum (Ehrbg.) Br6b. 



* P. phymatosporum Nordst. 



* P. polymorpJmm Perty. 

 P. Boyanum Turn. 



P. scandinavicum Turn. 

 *P. Spiro si/riolatum Bark. 

 P spirostriolati forme W. et G. S. West. 

 Tribus Closterieae Lütk. 

 Genus Closterium Nitzsch. 



* CZ. Heimerlianum (Schmidle) Lütk. 



* GL lihellula Focke. 



* Gl. navicula (Br6b.) Lütk. 

 Tribus Cosmarieae Lütk. 



Genus Bysphinctium Naeg. 

 *i). adelochondrum (Elfv.) Lütk. 



B. austräte (Racib.) Lütk. 

 *D. Glevei (Lund.) De Toni. 

 *i). cucurhitinum (Biss.) Lütk. 



* D. curtum (Br6b.) Naeg-. 



D. delicatulum (Josb.) Lütk, 



D. Jieterotaphridium (West.) Lütk. 



* D. inconspicuum (West.) Lütk. 

 D. lagenarioides (Roy) Lütk. 

 D. lanceolatum (Turn.) Lütk. 



* D. minutum (Ralfs) Hansg. 

 *i). Mooreanum (Arch.) Lütk. 



B. subtile (West) Lütk. 

 B. variolatum (West) Lütk. 



Z. B. Ges. Bd. LV. 22 



