DUSEN : PATAGONIAN AND FUEGIAN MOSSES. 99 



Hab. Patagonia australis in territorio fontinali fluminis Rio Chico in 

 paludosis. 



Resembling Philonotis fontana (L.) Brid. but well distinguished from 

 that species by its uniform, lanceolate and not plicate leaves with erect 

 margins, by the absence of incrassations interposed between the upper 

 lamellae of the external peristomial teeth, etc. 



Fam. POLYTRICHACE^E. 



Gen. POLYTRICHADELPHUS C. Mull. 



POLYTRICHADELPHUS MAGELLANICUS (Linn, fil.) Mitt. 



Hab. Patagonia australis. 



Gen. POLYTRICHUM Dill. 



POLYTRICHUM JUNIPERINUM Hedw. 



Hab. Patagonia australis. 



POLYTRICHUM STRICTUM Menz. 

 Hab. Patagonia australis. 



POLYTRICHUM PATAGONICUM C. Mull. 

 Hab. Patagonia australis. 



PLEUROCARPINE^:. 



Fam. LEUCODONTACE^E. 

 Gen. LEPYRODON Hampe. 

 LEPYRODON LAGURUS (Hook.) Mitt. 

 Hab. Patagonia australis in territorio fontinali fluminis. 

 Rio Chico in truncis arbustorum arborumque. 



LEPYRODON IMPLEXUS (Kze.) Par. 

 Hab. Fuegia australis ad Lapataia in truncis Berberidis ilicifolice. 



Fam. LESKEACE^E. 

 Gen. LESKEA Hedw. 



LESKEA FUEGIANA Besch. 

 Hab. Fuegia. 



