•
Beiträge zur Kenntniss der Rhizocarpeen (1846) - Contributions to the knowledge of
Rhizocarpaceae. • "Filices horti botanici Lipsiensis" (1856) • "Filices Lechlerianae Chilenses ac Peruanae cura" (1856). •
Über einige Farngattungen (volumes 1 to 6, 1857) - On some
fern genera. ==References==