Schaerer, Lich. Helv. Exs. Ed. I [Bernae (Berne)]
Ludwig Emanuel Schaerer [1-650]
IndExs #729589223

Arizona State University Lichen Herbarium
Catalog #:
L.E. Schaerer s.n.
Pertusaria rupestris var. lutescens Schaer.
Switzerland, Graubünden, in Bregaglia Valley

Duke University Herbarium Lichen Collection
Catalog #: 396195
31f166c8-12a6-4e04-bbf4-26d93c2e547c
Schaerer, Ludwig, Emanuel #s.n.
Pertusaria rupestris (DC.) Schaer.
Switzerland, Graubünden, In valle Bregaglia