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Encyclopedia > Taphrinomycotina
?Taphrinomycotina
Peach tree (Prunus persica) attacked by Taphrina deformans
Peach tree (Prunus persica) attacked by Taphrina deformans
Scientific classification
Kingdom: Fungi
Division: Ascomycota
Subdivision: Taphrinomycotina
Classes

Neolectomycetes
Pneumocystidomycetes
Schizosaccharomycetes
Taphrinomycetes
Scientific classification or biological classification is how biologists group and categorize extinct and living species of organisms. ... Divisions Chytridiomycota Zygomycota Ascomycota Basidiomycota The Fungi (singular: fungus) are a large group of organisms ranked as a kingdom within the Domain Eukaryota. ... To meet Wikipedias quality standards, this article or section may require cleanup. ... Species (Irregular Earth Tongue) (Egg-yellow Earth Tongue) Neolecta is a genus of ascomycetous fungi that have fruiting bodies in the shape of unbranched yellowish club-shaped columns up to about 7cm tall. ...

Taphrinomycotina is a subdivision of the Ascomycota (fungi which form their spores in a sac-like ascus) and is more or less the same thing as the older taxon Archaeascomycetes. They are characterized by the fact that: To meet Wikipedias quality standards, this article or section may require cleanup. ... Spores produced in a sporic life cycle. ... An ascus (plural asci) is the spore-bearing container produced in the ascocarps of ascomycete fungi. ...

  1. their cells reproduce by fission rather than budding - they are not yeasts like the Saccharomycotina - and
  2. they have no ascocarps (fruiting bodies), their asci being 'naked' in a regular layer (exception: genus Neolecta has a macroscopic ascocarp, but with a structure distinct from that of the Pezizomycotina). None of them, not even Neolecta, have Ascogenous hyphae giving rise to the asci.

They are all plant parasites and they cause some diseases such as Peach Leaf Curl (Taphrina deformans). Classes Saccharomycetes Saccharomycotina is an subphylum of the phylum Ascomycota, in the kingdom Fungi. ... An ascocarp is the fruiting body of some ascomycete fungi, containing millions of asci, each of which contains typically eight ascospores. ... To meet Wikipedias quality standards, this article or section may require cleanup. ...


According to modern molecular studies, the monophyly of Taphrinomycotina is questionable (they are probably paraphyletic). In other words they are grouped together due to superficial similarities (and because they do not fit in the other better-defined subdivisions), but they are not really closely related. For that reason, the Taphrinomycete classes are sometimes referred to as Ascomycota classes incertae sedis - it is not known how they should be classified to reflect their actual evolutionary history. Molecular phylogeny is the use of the structure of molecules to gain information on an organisms evolutionary relationships. ... In phylogenetics, a group is monophyletic (Greek: of one stem) if all organisms in that group are known to have developed from a common ancestral form, and all descendants of that form are included in the group. ... Paraphyletic - Wikipedia /**/ @import /skins-1. ... Incertae sedis—of uncertain position (seat)—is a term used to define a taxonomic group where its broader relationships are unknown or undefined. ...


Reference

  1. The Oregon Coalition of Interdisciplinary Databases: "Archiascomycetes: Early Diverging Ascomycetes"


 

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