''Rhizoplaca'' 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 ...

ized

fungi A fungus (: fungi , , , or ; or funguses) is any member of the group of eukaryotic organisms that includes microorganisms such as yeasts and mold (fungus), molds, as well as the more familiar mushrooms. These organisms are classified as one ...

in the family

Lecanoraceae The Lecanoraceae are a family of 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 c ...

. Members of the genus are commonly called rimmed navel lichens because of their umbilicate growth form and lecanorine (rimmed with

thallus Thallus (: thalli), from Latinized Greek (), meaning "a green shoot" or "twig", is the vegetative tissue of some organisms in diverse groups such as algae, fungi, some liverworts, lichens, and the Myxogastria. A thallus usually names the entir ...

-like tissue)

apothecia An ascocarp, or ascoma (: ascomata), is the fruiting body ( sporocarp) of an ascomycete phylum fungus. It consists of very tightly interwoven hyphae and millions of embedded asci, each of which typically contains four to eight ascospores. As ...

, also rock-posy lichen and rockbright.Field Guide to California Lichens, Stephen Sharnoff, Yale University Press, 2014,

Species

Species Fungorum ''Index Fungorum'' is an international project to index all formal names (Binomial nomenclature, scientific names) in the fungus Kingdom (biology), kingdom. As of 2015, the project is based at the Royal Botanic Gardens, Kew, one of three partn ...

(in the

Catalogue of Life The Catalogue of Life (CoL) is an online database that provides an index of known species of animals, plants, fungi, and microorganisms. It was created in 2001 as a partnership between the global Species 2000 and the American Integrated Taxono ...

) accepts 17 species of ''Rhizoplaca'': * '' Rhizoplaca arbuscula'' * ''

Rhizoplaca callichroa ''Rhizoplaca'' is a genus of lichenized fungi in the family Lecanoraceae. Members of the genus are commonly called rimmed navel lichens because of their umbilicate growth form and lecanorine (rimmed with thallus-like tissue)apothecia, also ro ...

'' * '' Rhizoplaca glaucophana'' * ''

Rhizoplaca haydenii ''Rhizoplaca'' is a genus of lichenized fungi in the family Lecanoraceae. Members of the genus are commonly called rimmed navel lichens because of their umbilicate growth form and lecanorine (rimmed with thallus-like tissue)apothecia, also ro ...

'' * '' Rhizoplaca idahoensis'' * '' Rhizoplaca melanophthalma'' * '' Rhizoplaca nigromarginata'' * ''

Rhizoplaca novomexicana ''Rhizoplaca novomexicana'' is a species of saxicolous lichen, saxicolous (rock-dwelling), crustose lichen in the family Lecanoraceae. Found in North America, the lichen was first species description, formally described as a new species in 1932 ...

'' * ''

Rhizoplaca occulta ''Rhizoplaca occulta'' is a species of crustose lichen in the family Lecanoraceae. The species was described in 2013 after DNA analysis revealed it had long been hidden within the broadly defined species complex based around the widespread '' R ...

'' * ''

Rhizoplaca opaca ''Rhizoplaca'' is a genus of lichenized fungi in the family Lecanoraceae. Members of the genus are commonly called rimmed navel lichens because of their umbilicate growth form and lecanorine (rimmed with thallus-like tissue)apothecia, also ro ...

'' * ''

Rhizoplaca ouimetensis ''Rhizoplaca ouimetensis'' is a saxicolous (rock-dwelling), crustose lichen species in the family Lecanoraceae. Uniquely identified by its form—a feature not observed in other '' Rhizoplaca'' species—it was discovered in Ontario, Canada, s ...

'' * ''

Rhizoplaca pachyphylla ''Rhizoplaca'' is a genus of lichenized fungi in the family Lecanoraceae. Members of the genus are commonly called rimmed navel lichens because of their umbilicate growth form and lecanorine (rimmed with thallus-like tissue)apothecia, also ro ...

'' * ''

Rhizoplaca parilis ''Rhizoplaca parilis'' is a crustose lichen in the family Lecanoraceae. Described in 2011, it was separated from the '' Rhizoplaca melanophthalma'' complex after molecular studies showed it forms an independent evolutionary lineage. It typica ...

'' * ''

Rhizoplaca polymorpha ''Rhizoplaca polymorpha'' is a species of crustose lichen in the family Lecanoraceae. References Further reading

*Yazici, Kenan, and Ali Aslan. "Comparison of Trace Element Levels of Lichen Species Living on Different Habitats." Asian Jou ...

'' * ''

Rhizoplaca porteri ''Rhizoplaca porteri'' is a species of crustose lichen in the family Lecanoraceae The Lecanoraceae are a family of lichen A lichen ( , ) is a hybrid colony (biology), colony of algae or cyanobacteria living symbiotically among hypha, ...

'' * ''

Rhizoplaca shushanii ''Rhizoplaca shushanii'' is a species of crustose lichen in the family Lecanoraceae The Lecanoraceae are a family of lichen A lichen ( , ) is a hybrid colony (biology), colony of algae or cyanobacteria living symbiotically among hypha ...

'' * ''

Rhizoplaca weberi ''Rhizoplaca'' is a genus of lichenized fungi in the family Lecanoraceae. Members of the genus are commonly called rimmed navel lichens because of their umbilicate growth form and lecanorine (rimmed with thallus-like tissue)apothecia, also ro ...

References

Lecanoraceae Lecanorales genera Lichen genera Taxa named by Friedrich Wilhelm Zopf Taxa described in 1905 {{Lecanoromycetes-stub