Nordamerika. 



235 



Comparisou of Hepatic Flora of Europe and North America. 



74. Webber, H. J. The Flora of Central-Nebrasca. (Arner. Naturalist, vol. XIV. 

 Philadelphia, 1890. p. 76—78.) 



Verf. fand in stehenden Pfuhlen des mittleren Loup Rivers Eiccia fluitans. 



