Dupla Fungorum, Supplementum (2003), C. Scheuer [1-330]
For more detailed information see Fritschiana 40 (2003) p. 1-51. Only 3 complete and 3 incomplete sets are distributed and hence not regarded as exsiccata in the strong sense.Scheuer also issued "Dupla Fungorum" (1997-2001) an unnumbered irregular series with printed labels.