genus
Genus (; : genera ) is a taxonomic rank above species and below family (taxonomy), family as used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In bino ...
of
crustose lichen
Crustose lichens are lichens that form a crust which strongly adheres to the Substrate (biology), substrate (soil, rock, tree bark, etc.), making separation from the substrate impossible without destruction. The basic structure of crustose lichen ...
Tristan da Cunha
Tristan da Cunha (), colloquially Tristan, is a remote group of volcano, volcanic islands in the South Atlantic Ocean. It is one of three constituent parts of the British Overseas Territories, British Overseas Territory of Saint Helena, Ascensi ...
Gyalidea subminuta
''Gyalidea'' is a genus of crustose lichens in the family Gomphillaceae. It has 50 species.
Species
*''Gyalidea asteriscus''
*''Gyalidea austrocoreana''
*''Gyalidea corticola''
*''Gyalidea diaphana''
*''Gyalidea fritzei''
*''Gyalidea fruct ...