Weber, Lich. Exs. [Boulder (Colorado)]
William Alfred Weber [1-?700]
IndExs #174322843

University of California, Davis, Center for Plant Diversity - Lichens
Catalog #: DAV236911
W. A. Weber s.n. 21 February 1964
Pyxine pringlei Imshaug
Ecuador, Galapagos Islands. Isla Santa Cruz (Indefatigable I.): trail from Darwin Research Station to Seismic Station, Academy Bay.

Lichen Herbarium of the Museum of Evolution, Uppsala University
Catalog #: L-095908
W.A. Weber s.n. 21 February 1964
Pyxine petricola Nyl.
Ecuador, Galápagos, Abundant on projecting edges of lava blocks in cactus forest, vicinity of barranca, trail from Darwin Research Station to Seismic Station, Academy Bay

University of Wisconsin - Madison
Catalog #: WIS-L-0110676
W.A. Weber #s.n. 21 February 1964
Pyxine petricola Nyl.
Ecuador, Galápagos, Isla Santa Cruz, vicinity of barranca, trail from Darwin Research Station to Seismic Station, Academy Bay

Duke University Herbarium Lichen Collection
Catalog #: 329128
a65267d4-7e64-4a08-8c1b-c6c28650fed1
Weber, William, A. #s.n. 21 February 1964
Pyxine petricola Nyl.
Ecuador, Galápagos, Isla Santa Cruz (Indefatigable Island). Along short trail from Darwin Research Station to Seismic Station, Academy Bay