Biology:Ionaspis aptrootii

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Short description: Species of lichen

Ionaspis aptrootii
Scientific classification edit
Kingdom: Fungi
Division: Ascomycota
Class: Lecanoromycetes
Order: Baeomycetales
Family: Hymeneliaceae
Genus: Ionaspis
Species:
I. aptrootii
Binomial name
Ionaspis aptrootii
Poengs. & Lumbsch (2021)
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Holotype: Varirata, New Guinea[1]
Synonyms[2]
  • Ionaspis tropica Aptroot (1997)

Ionaspis aptrootii is a species of saxicolous (rock-dwelling), crustose lichen in the family Hymeneliaceae.[3] It occurs in New Guinea and Thailand.

Taxonomy

Ionaspis aptrootii is a replacement name for the taxon name Ionaspis tropica, which was published by the Dutch lichenologist André Aptroot in 1997.[1] That name was not validly published, as it was predated by another taxon of the same name, described by Lincoln Ware Riddle in 1920.[2] The new species epithet honours Aptroot, who originally described the species.[4] The type specimen was collected by Aptroot in Varirata National Park, Papua New Guinea, where he found it growing on conglomerate rock at an elevation of 700 m (2,300 ft).[1] It has since been recorded in Thailand.[5]

Description

Ionaspis aptrootii has a smooth, cream-white thallus up to 1 mm thick and encircled with a black prothallus. It has angular to star-shaped ([[Glossary of lichen terms#{{biology:{1}}}|{{Biology:{1}}}]]), dark reddish-brown apothecia (fruiting bodies) that are immersed in the thallus, and measure 0.2–0.4 mm wide. Its [[Glossary of lichen terms#{{biology:{1}}}|{{Biology:{1}}}]], which number eight per ascus, are hyaline and ellipsoid, do not have septa, and measure 11–14 by 4–5 μm. The stellate, dark reddish-brown apothecia distinguish this species from others in the genus Ionaspis.[1]

References

  1. 1.0 1.1 1.2 1.3 Aptroot, André; Diederich, Paul; Sérusiaux, Emmanuel; Sipman, Harrie J.M. (1997). Lichens and lichenicolous fungi from New Guinea. Bibliotheca Lichenologica. 64. Berlin/Stuttgart: J. Cramer. p. 129. ISBN 978-3-443-58043-8. 
  2. 2.0 2.1 "Ionaspis tropica Aptroot, in Aptroot, Diederich, Sérusiaux & Sipman, Biblthca Lichenol. 64: 73 (1997)". Index Fungorum. https://www.indexfungorum.org/Names/NamesRecord.asp?RecordID=437913. 
  3. "Ionaspis aptrootii Poengs. & Lumbsch". Species 2000: Leiden, the Netherlands. https://www.catalogueoflife.org/data/taxon/B33QN. 
  4. Poengsungnoen, V.; Buaruang, K.; Boonpragob, K.; Lumbsch, H.T. (2021). "A key to the identification of the genera of lichenized fungi occurring in Thailand". Mycotaxon 136 (2): 409–444 [427]. doi:10.5248/136.409. 
  5. Boonpragob, K.; Homchantara, N.; Coppins, B.J.; McCarthy, P.M.; Wolseley, P.A. (1998). "An introduction to the lichen flora of Khao Yai National Park, Thailand". Botanical Journal of Scotland 50 (2): 209–219. doi:10.1080/03746609808684918. 

Wikidata ☰ Q126877212 entry