''Lecidella'' is a genus of crustose lichens in the family Lecanoraceae.

Taxonomy

''Lecidella'' was

circumscribed In geometry, the circumscribed circle or circumcircle of a polygon is a circle that passes through all the vertices of the polygon. The center of this circle is called the circumcenter and its radius is called the circumradius. Not every polyg ...

by German lichenologist Gustav Wilhelm Körber in 1855. It was not widely used until more than a century later, when

Hannes Hertel Hannes Hertel is a German botanist and taxonomist and was Director of the State Herbarium in Munich, Germany 1992 - 2004. His specialist areas are the fungi and lichens. Early life and education Hannes Hertel was born in 1939. His doctorate was ...

recognized it first as a

subgenus In biology, a subgenus (plural: subgenera) is a taxonomic rank directly below genus. In the International Code of Zoological Nomenclature, a subgeneric name can be used independently or included in a species name, in parentheses, placed between t ...

of ''Lecidea'', and then a couple of year after as a distinct genus. A phylogenetic analysis of the genus using 11 species (mostly from China) found that ''Lecidella'' species fall into three major

clade A clade (), also known as a monophyletic group or natural group, is a group of organisms that are monophyletic – that is, composed of a common ancestor and all its lineal descendants – on a phylogenetic tree. Rather than the English term, ...

s, which were proposed as three informal groups: ''Lecidella stigmatea'' group, ''L. elaeochroma'' group and'' L. enteroleucella'' group.

Description

''Lecidella'' species have a thallus that is crustose, and biatorine, meaning that it resembles the genus ''

Biatora ''Biatora'' is a genus of lichens in the family Ramalinaceae. First described in 1817,Fries EM, Sandberg A. (1817). ''Lichenum dianome nova''. Lund. the genus consists of crustose and squamulose lichens with green algal photobionts, biatorine ...

''–having a proper exciple, which is not coal-black, but coloured or blackening. It has eight-spored

asci ASCI or Asci may refer to: * Advertising Standards Council of India * Asci, the plural of ascus, in fungal anatomy * Accelerated Strategic Computing Initiative * American Society for Clinical Investigation * Argus Sour Crude Index * Association of ...

of the ''Lecidella'' type. The ascospores are simple and

hyaline A hyaline substance is one with a glassy appearance. The word is derived from el, ὑάλινος, translit=hyálinos, lit=transparent, and el, ὕαλος, translit=hýalos, lit=crystal, glass, label=none. Histopathology Hyaline cartilage is ...

, while the

conidia A conidium ( ; ), sometimes termed an asexual chlamydospore or chlamydoconidium (), is an asexual, non-motile spore of a fungus. The word ''conidium'' comes from the Ancient Greek word for dust, ('). They are also called mitospores due to the ...

are curved and threadlike. Morphologically similar genera include ''

Japewiella ''Japewiella'' is a genus of lichen in the family Lecanoraceae. It was circumscribed in 2000 by German botanist and lichenologist Christian Printzen as a segregate of the genus '' Japewia''. The genus name of ''Japewia'' was in honour of Peter W ...

'', ''

Carbonea ''Carbonea'' is a genus of fungi in the family Lecanoraceae. Most of the species grow on lichens. The genus is widespread, and contains 20 species. ''Carbonea'' was originally circumscription (taxonomy), circumscribed as a subgenus of ''Lecidea' ...

'', and ''

Tasmidella ''Tasmidella'' is a lichen genus in the family Ramalinaceae. Circumscribed by Gintaras Kantvilas, Josef Hafellner, and John A. Elix in 1999, it contains the single species ''Tasmidella variabilis'', found in Tasmania. It is distinguished from th ...

''.

Species

''Lecidella'' was estimated to contain about 80 species in a popular 2008 text, a number that was used in a recent (2020) survey of fungal classification. , Species Fungorum accepts 37 species in the genus. Lecidella asema - Flickr - pellaea

*''

Lecidella aeruginea ''Lecidella'' is a genus of crustose lichens in the family Lecanoraceae. Taxonomy ''Lecidella'' was circumscribed by German lichenologist Gustav Wilhelm Körber in 1855. It was not widely used until more than a century later, when Hannes Hertel ...

'' *''

Lecidella anomaloides ''Lecidella'' is a genus of crustose lichens in the family Lecanoraceae. Taxonomy ''Lecidella'' was circumscribed by German lichenologist Gustav Wilhelm Körber in 1855. It was not widely used until more than a century later, when Hannes Hertel ...

'' *''

Lecidella asema ''Lecidella'' is a genus of crustose lichens in the family Lecanoraceae. Taxonomy ''Lecidella'' was circumscribed by German lichenologist Gustav Wilhelm Körber in 1855. It was not widely used until more than a century later, when Hannes Hertel ...

'' *''

Lecidella aurata ''Lecidella'' is a genus of crustose lichens in the family Lecanoraceae. Taxonomy ''Lecidella'' was circumscribed by German lichenologist Gustav Wilhelm Körber in 1855. It was not widely used until more than a century later, when Hannes Hertel ...

'' *''

Lecidella buelliastrum ''Lecidella'' is a genus of crustose lichens in the family Lecanoraceae. Taxonomy ''Lecidella'' was circumscribed by German lichenologist Gustav Wilhelm Körber in 1855. It was not widely used until more than a century later, when Hannes Hertel ...

'' *''

Lecidella carpathica ''Lecidella'' is a genus of crustose lichens in the family Lecanoraceae. Taxonomy ''Lecidella'' was circumscribed by German lichenologist Gustav Wilhelm Körber in 1855. It was not widely used until more than a century later, when Hannes Hertel ...

'' *''

Lecidella chiricahuana ''Lecidella'' is a genus of crustose lichens in the family Lecanoraceae. Taxonomy ''Lecidella'' was circumscribed by German lichenologist Gustav Wilhelm Körber in 1855. It was not widely used until more than a century later, when Hannes Hertel ...

'' *''

Lecidella chodatii ''Lecidella'' is a genus of crustose lichens in the family Lecanoraceae. Taxonomy ''Lecidella'' was circumscribed by German lichenologist Gustav Wilhelm Körber in 1855. It was not widely used until more than a century later, when Hannes Hertel ...

'' *''

Lecidella destituta ''Lecidella'' is a genus of crustose lichens in the family Lecanoraceae. Taxonomy ''Lecidella'' was circumscribed by German lichenologist Gustav Wilhelm Körber in 1855. It was not widely used until more than a century later, when Hannes Hertel ...

'' *'' Lecidella elaeochroma'' *'' Lecidella enteroleucella'' *'' Lecidella euphorea'' *''

Lecidella flavosorediata ''Lecidella'' is a genus of crustose lichens in the family Lecanoraceae. Taxonomy ''Lecidella'' was circumscribed by German lichenologist Gustav Wilhelm Körber in 1855. It was not widely used until more than a century later, when Hannes Hertel ...

'' *''

Lecidella flavovirens ''Lecidella'' is a genus of crustose lichens in the family Lecanoraceae. Taxonomy ''Lecidella'' was circumscribed by German lichenologist Gustav Wilhelm Körber in 1855. It was not widely used until more than a century later, when Hannes Hertel ...

'' *'' Lecidella granulosula'' *'' Lecidella greenii'' *''

Lecidella laureri ''Lecidella'' is a genus of crustose lichens in the family Lecanoraceae. Taxonomy ''Lecidella'' was circumscribed by German lichenologist Gustav Wilhelm Körber in 1855. It was not widely used until more than a century later, when Hannes Hertel ...

'' *'' Lecidella leucomarginata'' – Australia *'' Lecidella mandshurica'' – Asia *''

Lecidella meiococca ''Lecidella'' is a genus of crustose lichens in the family Lecanoraceae. Taxonomy ''Lecidella'' was circumscribed by German lichenologist Gustav Wilhelm Körber in 1855. It was not widely used until more than a century later, when Hannes Her ...

'' *''

Lecidella meridionalis ''Lecidella'' is a genus of crustose lichens in the family Lecanoraceae. Taxonomy ''Lecidella'' was circumscribed by German lichenologist Gustav Wilhelm Körber in 1855. It was not widely used until more than a century later, when Hannes Hertel ...

'' – Australia *''

Lecidella montana ''Lecidella'' is a genus of crustose lichens in the family Lecanoraceae. Taxonomy ''Lecidella'' was circumscribed by German lichenologist Gustav Wilhelm Körber in 1855. It was not widely used until more than a century later, when Hannes Her ...

'' *''

Lecidella nashiana ''Lecidella'' is a genus of crustose lichens in the family Lecanoraceae. Taxonomy ''Lecidella'' was circumscribed by German lichenologist Gustav Wilhelm Körber in 1855. It was not widely used until more than a century later, when Hannes Hertel ...

'' *''

Lecidella occidentalis ''Lecidella'' is a genus of crustose lichens in the family Lecanoraceae. Taxonomy ''Lecidella'' was circumscribed by German lichenologist Gustav Wilhelm Körber in 1855. It was not widely used until more than a century later, when Hannes Hertel ...

'' *''

Lecidella oceanica ''Lecidella'' is a genus of crustose lichens in the family Lecanoraceae. Taxonomy ''Lecidella'' was circumscribed by German lichenologist Gustav Wilhelm Körber in 1855. It was not widely used until more than a century later, when Hannes Hertel ...

'' – South Korea *''

Lecidella patavina ''Lecidella'' is a genus of crustose lichens in the family Lecanoraceae. Taxonomy ''Lecidella'' was circumscribed by German lichenologist Gustav Wilhelm Körber in 1855. It was not widely used until more than a century later, when Hannes Hertel ...

'' *''

Lecidella pulveracea ''Lecidella'' is a genus of crustose lichens in the family Lecanoraceae. Taxonomy ''Lecidella'' was circumscribed by German lichenologist Gustav Wilhelm Körber in 1855. It was not widely used until more than a century later, when Hannes Hertel ...

'' *''

Lecidella scabra ''Lecidella'' is a genus of crustose lichens in the family Lecanoraceae. Taxonomy ''Lecidella'' was circumscribed by German lichenologist Gustav Wilhelm Körber in 1855. It was not widely used until more than a century later, when Hannes Hertel ...

'' *''

Lecidella stigmatea ''Lecidella'' is a genus of crustose lichens in the family Lecanoraceae. Taxonomy ''Lecidella'' was circumscribed by German lichenologist Gustav Wilhelm Körber in 1855. It was not widely used until more than a century later, when Hannes Hertel ...

'' *''

Lecidella sublapicida ''Lecidella'' is a genus of crustose lichens in the family Lecanoraceae. Taxonomy ''Lecidella'' was circumscribed by German lichenologist Gustav Wilhelm Körber in 1855. It was not widely used until more than a century later, when Hannes Her ...

'' *'' Lecidella subviridis'' – Norway; Sweden *''

Lecidella varangrica ''Lecidella'' is a genus of crustose lichens in the family Lecanoraceae. Taxonomy ''Lecidella'' was circumscribed by German lichenologist Gustav Wilhelm Körber in 1855. It was not widely used until more than a century later, when Hannes Hertel ...

'' – Norway *''

Lecidella viridans ''Lecidella'' is a genus of crustose lichens in the family Lecanoraceae. Taxonomy ''Lecidella'' was circumscribed by German lichenologist Gustav Wilhelm Körber in 1855. It was not widely used until more than a century later, when Hannes Her ...

'' *''

Lecidella wulfenii ''Lecidella'' is a genus of crustose lichens in the family Lecanoraceae. Taxonomy ''Lecidella'' was circumscribed by German lichenologist Gustav Wilhelm Körber in 1855. It was not widely used until more than a century later, when Hannes Hertel ...

'' *''

Lecidella xylogena ''Lecidella'' is a genus of crustose lichens in the family Lecanoraceae. Taxonomy ''Lecidella'' was circumscribed by German lichenologist Gustav Wilhelm Körber in 1855. It was not widely used until more than a century later, when Hannes Hertel ...

'' *'' Lecidella yunnanensis'' – China

References

{{Taxonbar, from=Q6511689 Lecanoraceae Lichen genera Lecanorales genera Taxa described in 1855 Taxa named by Gustav Wilhelm Körber