''Heterodea'' is a

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 ...

lichen A lichen ( , ) is a hybrid colony (biology), colony of algae or cyanobacteria living symbiotically among hypha, filaments of multiple fungus species, along with yeasts and bacteria embedded in the cortex or "skin", in a mutualism (biology), m ...

s in the family

Cladoniaceae The Cladoniaceae are a family of lichen-forming fungi in the order Lecanorales, comprising about 560 species distributed amongst 18 genera. This family is one of the largest among lichen-forming fungi and is globally distributed, from Arctic t ...

. It has two species. The genus was described in 1868 by

William Nylander William Andrew Michael Junior Nylander Altelius (born 1 May 1996) is a Swedish professional ice hockey Forward (ice hockey), forward for the Toronto Maple Leafs of the National Hockey League (NHL). Nylander was selected by the Maple Leafs in t ...

. This genus was combined with ''

Cladia ''Cladia'' is a genus of lichen-forming fungi in the family Cladoniaceae. ''Cladia'' species have a crustose or (scaly) primary thallus and a fruticose, secondary thallus, often referred to as pseudopodetium. The type species of the genus, ''Cla ...

'' for some years. However, the name ''Heterodea'' was resurrected in 2018.

Species

References

{{Taxonbar, from=Q5747040 Taxa named by William Nylander (botanist) Taxa described in 1868 Cladoniaceae Lichen genera