Lojka: Lichenoth. Univ.
Hugo Lojka [1 - 248 (?250)]

University of Colorado, Museum of Natural History Herbarium Lichen Collection
Catalog #: COLO-L-0014264
H. Willey #S 12531
Collema pulchellum Ach.
United States, Massachusetts, Bristol, near New Bedford

University of Michigan Herbarium
Catalog #: 102505
H. Willey #s. n.
Collema nigrescens (Hudson) DC.
United States, Massachusetts, New Bedford

Uppsala University Exsiccati
Catalog #: L-203526
Lojka s.n. 18 August 1885
Collema fasciculare (L.) F. H. Wigg.
Georgia, Prope Laschchrasch Svanetiae in latere Asiatico Caucasi