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

University of Nebraska State Museum, C.E. Bessey Herbarium
Catalog #: NEB00032321
L.E. Schaerer, Bernae #s.n.
Ochrolechia parella (L.) A. Massal.
, In valle d' Arles. (Pyr. orient.)