lichen
A lichen ( , ) is a composite organism that arises from algae or cyanobacteria living among filaments of multiple fungi species in a mutualistic relationship.fungi in the family
Graphidaceae
The Graphidaceae are a family of lichens in the order Ostropales.
Distribution and ecology
The vast majority of Graphidaceae species are restricted to the tropics. Most Graphidaceae species are epiphytic (i.e. they grow only on plants).
Gener ...
. The genus 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
Frederick Edward Clements
Frederic Edward Clements (September 16, 1874 – July 26, 1945) was an American plant ecologist and pioneer in the study of plant ecology and vegetation succession.
Biography
Born in Lincoln, Nebraska, he studied botany at the University of Nebra ...
Acanthothecis alba
''Acanthothecis'' is a genus of lichen-forming fungi in the family Graphidaceae. The genus was circumscribed by Frederick Edward Clements in 1909.
Species
, Species Fungorum accepts 40 species of ''Acanthothecis''.
*'' Acanthothecis abaphoide ...
Acanthothecis archeri
''Acanthothecis'' is a genus of lichen-forming fungi in the family Graphidaceae. The genus was circumscribed by Frederick Edward Clements in 1909.
Species
, Species Fungorum accepts 40 species of ''Acanthothecis''.
*'' Acanthothecis abaphoi ...
Acanthothecis aurantiaca
''Acanthothecis'' is a genus of lichen-forming fungi in the family Graphidaceae. The genus was circumscribed by Frederick Edward Clements in 1909.
Species
, Species Fungorum accepts 40 species of ''Acanthothecis''.
*'' Acanthothecis abaphoide ...
Acanthothecis bicellulata
''Acanthothecis'' is a genus of lichen-forming fungi in the family Graphidaceae. The genus was circumscribed by Frederick Edward Clements in 1909.
Species
, Species Fungorum accepts 40 species of ''Acanthothecis''.
*'' Acanthothecis abaphoide ...
'' – Brazil
*''
Acanthothecis borealis
''Acanthothecis'' is a genus of lichen-forming fungi in the family Graphidaceae. The genus was circumscribed by Frederick Edward Clements in 1909.
Species
, Species Fungorum accepts 40 species of ''Acanthothecis''.
*'' Acanthothecis abaphoide ...
'' – Australia
*''
Acanthothecis celata
''Acanthothecis'' is a genus of lichen-forming fungi in the family Graphidaceae. The genus was circumscribed by Frederick Edward Clements in 1909.
Species
, Species Fungorum accepts 40 species of ''Acanthothecis''.
*'' Acanthothecis abaphoide ...
'' – India
*''
Acanthothecis coccinea
''Acanthothecis'' is a genus of lichen-forming fungi in the family Graphidaceae. The genus was circumscribed by Frederick Edward Clements in 1909.
Species
, Species Fungorum accepts 40 species of ''Acanthothecis''.
*'' Acanthothecis abaphoide ...
'' – India
*''
Acanthothecis collateralis
''Acanthothecis'' is a genus of lichen-forming fungi in the family Graphidaceae. The genus was circumscribed by Frederick Edward Clements in 1909.
Species
, Species Fungorum accepts 40 species of ''Acanthothecis''.
*'' Acanthothecis abaphoide ...
'' – India
*''
Acanthothecis dialeuca
''Acanthothecis'' is a genus of lichen-forming fungi in the family Graphidaceae. The genus was circumscribed by Frederick Edward Clements in 1909.
Species
, Species Fungorum accepts 40 species of ''Acanthothecis''.
*'' Acanthothecis abaphoide ...
''
*''
Acanthothecis dialeucoides
''Acanthothecis'' is a genus of lichen-forming fungi in the family Graphidaceae. The genus was circumscribed by Frederick Edward Clements in 1909.
Species
, Species Fungorum accepts 40 species of ''Acanthothecis''.
*'' Acanthothecis abaphoide ...
'' – Thailand
*''
Acanthothecis farinosa
''Acanthothecis'' is a genus of lichen-forming fungi in the family Graphidaceae. The genus was circumscribed by Frederick Edward Clements in 1909.
Species
, Species Fungorum accepts 40 species of ''Acanthothecis''.
*'' Acanthothecis abaphoide ...
'' – Brazil
*''
Acanthothecis floridana
''Acanthothecis'' is a genus of lichen-forming fungi in the family Graphidaceae. The genus was circumscribed by Frederick Edward Clements in 1909.
Species
, Species Fungorum accepts 40 species of ''Acanthothecis''.
*'' Acanthothecis abaphoide ...
'' – United States
*''
Acanthothecis floridensis
''Acanthothecis'' is a genus of lichen-forming fungi in the family Graphidaceae. The genus was circumscribed by Frederick Edward Clements in 1909.
Species
, Species Fungorum accepts 40 species of ''Acanthothecis''.
*'' Acanthothecis abaphoide ...
'' – United States
*''
Acanthothecis fontana
''Acanthothecis'' is a genus of lichen-forming fungi in the family Graphidaceae. The genus was circumscribed by Frederick Edward Clements in 1909.
Species
, Species Fungorum accepts 40 species of ''Acanthothecis''.
*'' Acanthothecis abaphoide ...
'' – United States
*''
Acanthothecis gracilis
''Acanthothecis'' is a genus of lichen-forming fungi in the family Graphidaceae. The genus was circumscribed by Frederick Edward Clements in 1909.
Species
, Species Fungorum accepts 40 species of ''Acanthothecis''.
*'' Acanthothecis abaphoide ...
''
*''
Acanthothecis gyridia
''Acanthothecis'' is a genus of lichen-forming fungi in the family Graphidaceae. The genus was circumscribed by Frederick Edward Clements in 1909.
Species
, Species Fungorum accepts 40 species of ''Acanthothecis''.
*'' Acanthothecis abaphoi ...
''
*''
Acanthothecis kalbii
''Acanthothecis kalbii'' is a species of script lichen in the family Graphidaceae. It was described as a new species in 2009 by Manuela Dal-Forno and Sionara Eliasaro. The type specimen was collected from in Pontal do Paraná, Brazil. The speci ...
''
*''
Acanthothecis latispora
''Acanthothecis latispora'' is a species of corticolous (bark-dwelling) lichen in the family Graphidaceae. Found in Brazil, it was formally described as a new species in 2022 by Shirley Cunha Feuerstein and André da Silveira. The type specimen ...
Acanthothecis oryzoides
''Acanthothecis oryzoides'' is a species of corticolous (bark-dwelling) lichen in the family Graphidaceae. Found in Brazil, it was formally described as a new species in 2022 by André Aptroot, Robert Lücking, and Marcela Eugenia da Silva Các ...
'' – Brazil
*''
Acanthothecis pachygraphoides
''Acanthothecis'' is a genus of lichen-forming fungi in the family Graphidaceae. The genus was circumscribed by Frederick Edward Clements in 1909.
Species
, Species Fungorum accepts 40 species of ''Acanthothecis''.
*'' Acanthothecis abaphoide ...
''
*''
Acanthothecis paucispora
''Acanthothecis'' is a genus of lichen-forming fungi in the family Graphidaceae. The genus was circumscribed by Frederick Edward Clements in 1909.
Species
, Species Fungorum accepts 40 species of ''Acanthothecis''.
*'' Acanthothecis abaphoi ...
'' – United States
*''
Acanthothecis peplophora
''Acanthothecis'' is a genus of lichen-forming fungi in the family Graphidaceae. The genus was circumscribed by Frederick Edward Clements in 1909.
Species
, Species Fungorum accepts 40 species of ''Acanthothecis''.
*'' Acanthothecis abaphoi ...
Acanthothecis salazinica
''Acanthothecis salazinica'' is a species of script lichen in the family Graphidaceae. Found in Panama, it was described as a new species in 2013 by Pieter van den Boom and Harrie J. Sipman. The type specimen was collected near Paraíso, Panamá ...
Acanthothecis subabaphoides
''Acanthothecis'' is a genus of lichen-forming fungi in the family Graphidaceae. The genus was circumscribed by Frederick Edward Clements in 1909.
Species
, Species Fungorum accepts 40 species of ''Acanthothecis''.
*'' Acanthothecis abaphoide ...
Acanthothecis subconsocians
''Acanthothecis'' is a genus of lichen-forming fungi in the family Graphidaceae. The genus was circumscribed by Frederick Edward Clements in 1909.
Species
, Species Fungorum accepts 40 species of ''Acanthothecis''.
*'' Acanthothecis abaphoi ...
'' – India
*''
Acanthothecis subfarinosa
''Acanthothecis subfarinosa'' is a species of corticolous (bark-dwelling) lichen in the family Graphidaceae. Found in Brazil, it was formally described as a new species in 2022 by Shirley Cunha Feuerstein. The type specimen was collected from r ...
Acanthothecis tetraphora
''Acanthothecis'' is a genus of lichen-forming fungi in the family Graphidaceae. The genus was circumscribed by Frederick Edward Clements in 1909.
Species
, Species Fungorum accepts 40 species of ''Acanthothecis''.
*'' Acanthothecis abaphoide ...
Acanthothecis yokdonensis
''Acanthothecis'' is a genus of lichen-forming fungi in the family Graphidaceae. The genus was circumscribed by Frederick Edward Clements in 1909.
Species
, Species Fungorum accepts 40 species of ''Acanthothecis''.
*'' Acanthothecis abaphoide ...