''Polyblastidium'' is a
genus
Genus ( plural genera ) is a taxonomic rank used in the biological classification of living and fossil organisms as well as viruses. In the hierarchy of biological classification, genus comes above species and below family. In binomial n ...
of
foliose lichens in the family
Physciaceae. It has 18 species.
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 po ...
by German lichenologist
Klaus Kalb
Klaus Kalb (born 1942) is a German lichenologist and an authority on tropical lichens.
Biography
Klaus Kalb was born in Nuremberg in 1942 and grew up in southern Bavaria. From 1960 to 1965 he studied biology, chemistry, and geography at ...
in 2015, with ''
Polyblastidium japonicum'' assigned as the
type species
In zoological nomenclature, a type species (''species typica'') is the species name with which the name of a genus or subgenus is considered to be permanently taxonomically associated, i.e., the species that contains the biological type specimen( ...
. ''Polyblastidium'' is similar in
morphology to ''
Heterodermia'', but its lower surface is cobweb-like in structure (''arachnoid''), and its
ascospore
An ascus (; ) is the sexual spore-bearing cell produced in ascomycete fungi. Each ascus usually contains eight ascospores (or octad), produced by meiosis followed, in most species, by a mitotic cell division. However, asci in some genera o ...
s are mostly 1-
septate with 1 to 3 sporoblastidia (small subsidiary cavities). It is this latter feature that is referenced in the genus name ''Polyblastidium'' (''poly'' = "many" + sporoblastidia). The genus contains several species that were formerly classified in the genus ''
Anaptychia'' (
section
Section, Sectioning or Sectioned may refer to:
Arts, entertainment and media
* Section (music), a complete, but not independent, musical idea
* Section (typography), a subdivision, especially of a chapter, in books and documents
** Section sign ...
''Polyblastidium''
series ''Polyblastidium'').
Species
*''
Polyblastidium appendiculatum''
*''
Polyblastidium casarettianum''
*''
Polyblastidium chilense''
*''
Polyblastidium corallophorum
''Polyblastidium'' is a genus of foliose lichens in the family Physciaceae. It has 18 species. The genus was circumscribed by German lichenologist Klaus Kalb in 2015, with ''Polyblastidium japonicum'' assigned as the type species. ''Polyblasti ...
''
*''
Polyblastidium dendriticum''
*''
Polyblastidium fragilissimum''
*''
Polyblastidium hypocaesium''
*''
Polyblastidium hypoleucum''
*''
Polyblastidium japonicum''
*''
Polyblastidium magellanicum''
*''
Polyblastidium microphyllum''
*''
Polyblastidium neglectum''
*''
Polyblastidium propaguliferum''
*''
Polyblastidium queenslandicum
''Polyblastidium'' is a genus of foliose lichens in the family Physciaceae. It has 18 species. The genus was circumscribed by German lichenologist Klaus Kalb in 2015, with ''Polyblastidium japonicum'' assigned as the type species. ''Polyblasti ...
''
*''
Polyblastidium squamulosum
''Polyblastidium'' is a genus of foliose lichens in the family Physciaceae. It has 18 species. The genus was circumscribed by German lichenologist Klaus Kalb in 2015, with ''Polyblastidium japonicum'' assigned as the type species. ''Polyblasti ...
''
*''
Polyblastidium subneglectum
''Polyblastidium'' is a genus of foliose lichens in the family Physciaceae. It has 18 species. The genus was circumscribed by German lichenologist Klaus Kalb in 2015, with ''Polyblastidium japonicum'' assigned as the type species. ''Polyblasti ...
''
*''
Polyblastidium togashii
''Polyblastidium'' is a genus of foliose lichens in the family Physciaceae. It has 18 species. The genus was circumscribed by German lichenologist Klaus Kalb in 2015, with ''Polyblastidium japonicum'' assigned as the type species. ''Polyblasti ...
''
*''
Polyblastidium violostriatum
''Polyblastidium'' is a genus of foliose lichens in the family Physciaceae. It has 18 species. The genus was circumscribed by German lichenologist Klaus Kalb in 2015, with ''Polyblastidium japonicum'' assigned as the type species. ''Polyblasti ...
''
References
Caliciales
Lichen genera
Taxa described in 2015
Caliciales genera
Taxa named by Klaus Kalb
{{Caliciales-stub