On living leaves of Didymopanax morototonii (Aubl.) Decne. and Planch. [misspelled "mortoni"].
place_pub:Transactions of the Illinois State Academy of Science 10:249-250. 1917.; synonymy:= Sphaerella didymopanacis (Miles) Trotter, Sylloge Fungorum 24: 852. 1928.