Schaerer: Lich. Helv. Exs.
Ludwig Emanuel Schaerer [1-650]

Arizona State University Lichen Herbarium
Catalog #: 507775
L.E. Schaerer s.n.
Lecidea platycarpa Ach.
Switzerland, Luzern, Feuerstein Mountains

University of Nebraska State Museum, C.E. Bessey Herbarium
Catalog #: NEB00023902
L.E. Schaerer #s.n.
Porpidia macrocarpa (DC.) Hertel & A. J. Schwab

Uppsala University Exsiccati
Catalog #: L-131278
Ludov. Eman. Schaerer s.n.
Porpidia macrocarpa (DC.) Hertel & A. J. Schwab
Switzerland, in m. Feuerstein