''Platygramme'' 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 ...
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 cortex or "skin", in a mutualism (biology), m ...
-forming
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
Graphidaceae
The Graphidaceae are a family of lichen-forming fungi in the order Graphidales. The family contains nearly a hundred genera and more than 2000 species. Although the family has a cosmopolitan distribution, most Graphidaceae species occur in tropic ...
consisting of about 30 species.
The genus was
circumscribed by
Antoine Laurent Apollinaire Fée
Antoine Laurent Apollinaire Fée was a French botanist who was born in Ardentes, 7 November 1789, and died in Paris on 21 May 1874. He was the author of works on botany and mycology, practical and historical pharmacology, Darwinism, and his exper ...
in 1874.
Several features characterise the genus ''Platygramme'': the brown
ascospore
In fungi, an ascospore is the sexual spore formed inside an ascus—the sac-like cell that defines the division Ascomycota, the largest and most diverse Division (botany), division of fungi. After two parental cell nucleus, nuclei fuse, the ascu ...
s, an
hymenium
The hymenium is the tissue layer on the hymenophore of a fungal fruiting body where the cells develop into basidia or asci, which produce spores. In some species all of the cells of the hymenium develop into basidia or asci, while in oth ...
, and fruiting bodies in which some of the tips of the are and form lamellae (plates).
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 ...
(as listed 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 27 species of ''Platygramme''.
* ''
Platygramme arechavaletae''
* ''
Platygramme australiensis''
* ''
Platygramme coccinea''
* ''
Platygramme colubrosa''
* ''
Platygramme commutabilis''
* ''
Platygramme computata''
* ''
Platygramme discurrens''
* ''
Platygramme elaeoplaca''
* ''
Platygramme elegantula''
* ''
Platygramme fuscescens''
– Australia
* ''
Platygramme hainanensis''
– China
* ''
Platygramme impudica''
* ''
Platygramme kaalensis''
* ''
Platygramme lueckingii''
– China
* ''
Platygramme microspora''
* ''
Platygramme muelleri''
* ''
Platygramme pachyspora''
* ''
Platygramme pachnodes''
* ''
Platygramme platyloma''
* ''
Platygramme praestans''
* ''
Platygramme pseudomontagnei''
* ''
Platygramme pudica''
* ''
Platygramme subarechavaletae''
– Thailand
* ''
Platygramme subcolubrosa''
– Thailand
* ''
Platygramme taiwanensis''
* ''
Platygramme tumulata''
* ''
Platygramme unirana''
– Brazil
* ''
Platygramme wattiana''
References
Graphidaceae
Lichen genera
Graphidales genera
Taxa named by Antoine Laurent Apollinaire Fée
Taxa described in 1874
{{Lecanoromycetes-stub