His exsiccatae of Rhineland fungi, "Fungi rhenani exsiccati", contained a number of the type species for the taxa that he proclaimed (Edit I Fascic. I-XXVII, 1863-75, edit. Fascic II. I-XXI, 1871-75). He was also the author of:
"Enumeratio Fungorum Nassoviae", Series I, (1860) - Catalog of fungi from Nassau.
"Symbolae mycologicae, Beiträge zur Kenntniss der Rheinischen Pilze", (1869-70); three supplements (1871, 1873 and 1875) - Contributions to the knowledge of Rhenish mushrooms.