Galapagos Species Database

The Galapagos Species Database shares the information about the species from our Natural History Collections.

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Physma byrsinum (Ach.) Müll. Arg.

Black jelly lichen

Taxonomy

Domain
Eukaryota

Kingdom
Fungi

Phylum
Ascomycota

Class
Lecanoromycetes

Order
Peltigerales

Family
Pannariaceae

Genus
Physma

Species
byrsinum

Taxon category: Accepted

F. Bungartz: only one single, historic specimen (Sipman L-70, COLO L-63545, from Cerro Azul, Isabela, H. Sipman L-70, 22-25 June 1976); recently found again on a collection trip to Cerro Azul

Origin: Native

Status

Critically endangered

References

  • Elix, J.A. McCarthy, P.M. (1998) Catalogue of the Lichens of the Smaller Pacific Islands. Bibliotheca Lichenologica 70, J. Cramer, Berlin, Stuttgart, 361pp.
  • Weber, W.A. (1986) The Lichen Flora of the Galápagos Islands, Ecuador. Mycotaxon 27: 451-497.

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This page should be cited as follows:

"Galapagos Species Database, Physma byrsinum", dataZone. Charles Darwin Foundation, https://datazone.darwinfoundation.org/en/checklist/?species=3727. Accessed 5 November 2026.