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

University of Nebraska State Museum, C.E. Bessey Herbarium
Catalog #: NEB00030044
L.E. Schaerer, Bernae #s.n.
Lasallia papulosa (Ach.) Llano
Switzerland

Uppsala University Exsiccati
Catalog #: L-115306
Mougeot s.n.
Lasallia pustulata (L.) Merat
Switzerland, Ex Vogesis