Biology:Teloschistopsis

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Short description: Genus of lichen-forming fungi

Teloschistopsis
Scientific classification e
Domain: Eukaryota
Kingdom: Fungi
Division: Ascomycota
Class: Lecanoromycetes
Order: Teloschistales
Family: Teloschistaceae
Genus: Teloschistopsis
Frödén, Søchting & Arup (2013)
Type species
Teloschistopsis chrysocarpoides
(Vain.) Frödén, Søchting & Arup (2013)
Species

T. bonae-spei
T. chrysocarpoides
T. eudoxa

Teloschistopsis is a genus of lichen-forming fungi in the family Teloschistaceae.[1] It has three species.[2]

Taxonomy

The genus was circumscribed by Patrik Frödén, Ulrik Søchting, and Ulf Arup in 2013, as part of a molecular phylogenetics-led restructuring of the Teloschistaceae. The genus names alludes to resemblance to the genus Teloschistes. They assigned Teloschistopsis chrysocarpoides as the type species;[3] This species was originally described as a member of Teloschistes by Edvard August Vainio in 1900.

Description

Teloschistopsis is characterized by a leaf-like (foliose) to shrub-like (fruticose) structure. This lichen is robust, predominantly grey in colour, but can have orange spots or take on a more yellowish to orange hue. The species Teloschistopsis chrysocarpoides is particularly notable for its leaf-like structure with hair-like structures on its upper surface and a fully cracked underside that reveals its inner layer. Most other species in this genus have a rounded exterior that is usually covered with a protective layer, devoid of hair-like structures. This protective layer has a complex cellular structure (known as "scleroprosoplectechymatous") and often features large, light patches. The reproductive structures of Teloschistopsis are [[Glossary of lichen terms#{{biology:{1}}}|{{Biology:{1}}}]] in form. Its spores have a unique developmental process, are generally oval in shape, and have short to medium dividing lines (septa. There are oil cells in the paraphyses. Additionally, the lichen has large, protruding structures ([[Glossary of lichen terms#{{biology:{1}}}|{{Biology:{1}}}]]) that produce spore-like cells ([[Glossary of lichen terms#{{biology:{1}}}|{{Biology:{1}}}]]). These conidia are usually oval, but can sometimes appear more elongated or even rod-shaped.[3]

Species

  • Teloschistopsis bonae-spei (Almb. & Poelt) Frödén, Arup & Søchting (2013)
  • Teloschistopsis chrysocarpoides (Vain.) Frödén, Arup & Søchting (2013)
  • Teloschistopsis eudoxa (Müll.Arg.) Frödén, Arup & Søchting (2013)

References

  1. "Teloschistopsis". Species 2000: Naturalis, Leiden, the Netherlands. https://www.catalogueoflife.org/data/taxon/7TLK. 
  2. Wijayawardene, N.N.; Hyde, K.D.; Dai, D.Q.; Sánchez-García, M.; Goto, B.T.; Saxena, R.K. et al. (2022). "Outline of Fungi and fungus-like taxa – 2021". Mycosphere 13 (1): 53–453 [157]. doi:10.5943/mycosphere/13/1/2. https://www.researchgate.net/publication/358798332. 
  3. 3.0 3.1 Arup, Ulf; Søchting, Ulrik; Frödén, Patrik (2013). "A new taxonomy of the family Teloschistaceae". Nordic Journal of Botany 31 (1): 16–83. doi:10.1111/j.1756-1051.2013.00062.x. 

Wikidata ☰ Q25935098 entry