Flechten aus Mitteleuropa
Subtitle: XII
By: Georg Lettau
Published: 1957
Language: ger
Number of pages: 257
Notes: "Sonderdruck aus Feddes Repertorium, Band 59, Heft 3, Seite 192-257. Ausgabetag: 15.6.1957."

from no. 1540, Candelaria concolor to no. 1699, Usnea glabrata.

Edited by V. J. Grummann after Lettau's death, cf. p. 192.