Wilson-Seaver : Ascomycetes and Lower Fungi 273 



74. Urnula craterium (Schw.) Fries, Summa Veg. Scand. 



364. 1849. 



Peziza craterium Schw. Schr. Nat. Ges. Leipzig 1: 117. pi. 1, 

 f. 7-11. 1818. 



Fayette, Iowa, May, 1908. G. W. W. & H. H. Strauss. 

 Locally common on fallen branches in woodlands. 



75. Xylaria Hypoxylon (L.) Grev. Fl. Edin. 335. 1824. 

 Clavaria Hypoxylon L. Sp. PI. 1182. 1753. 

 Sphaeria Hypoxylon Pers. Obs. Myc. 1 : 20. 1796. 



On rotten wood, Bronx, N. York City, 1907. F. J. S. 



