Herteliana

Genus of lichen-forming fungi


title: "Herteliana" type: doc version: 1 created: 2026-02-28 author: "Wikipedia contributors" status: active scope: public tags: ["ramalinaceae", "lichen-genera", "lecanorales-genera", "taxa-described-in-1980", "taxa-named-by-peter-wilfred-james"] description: "Genus of lichen-forming fungi" topic_path: "general/ramalinaceae" source: "https://en.wikipedia.org/wiki/Herteliana" license: "CC BY-SA 4.0" wikipedia_page_id: 0 wikipedia_revision_id: 0

::summary Genus of lichen-forming fungi ::

| image = Herteliana gagei Jymm.jpg | image_caption = Herteliana gagei | taxon = Herteliana | authority = P.James (1980) | type_species = Herteliana taylorii | type_species_authority = (Salwey) P.James (1980) | subdivision_ranks = Species | subdivision = H. alaskensis

H. australis

H. gagei

H. schuyleriana

Herteliana is a genus of lichen-forming fungi. It contains four species of crustose lichens.

Taxonomy

The genus was circumscribed by the lichenologist Peter Wilfred James in 1980. The genus name honours the German teacher and lichenologist Hannes Hertel.

James originally classified the genus in the family Lecideaceae, but it has since been included in the Ramalinaceae (2017), and, more recently (2022), in the Cladoniaceae. This is because in 2014, it was shown using molecular phylogenetics that Herteliana taylorii grouped together in a clade with Squamarina, and should thus be excluded from the Ramalinaceae and transferred elsewhere in the Lecanorales; the authors concomitantly recommended resurrecting the family Squamarinaceae (originally proposed by Josef Hafellner in 1984) to contain Herteliana and Squamarina. In 2018, Kraichuk and colleagues proposed to fold the Squamarinaceae into the Cladoniaceae, a taxonomic suggestion that had been accepted by later authors.

The original type species assigned by James, H. taylorii, is now considered synonymous with H. gagei.

Description

The thallus (the body of the lichen) of Herteliana is crust-like. The apothecia (fruiting bodies) can be either embedded within the thallus or sit directly on its surface, are spherical (), and have a distinct margin. The (the outer layer of the apothecium) is made up of tightly packed cells that resemble plant tissue (). The (the layer below the spore-producing area) extends significantly and forms a root-like structure, and is nearly colourless.

The paraphyses (sterile filaments within the apothecia) have swollen tips, are mostly unbranched, but sometimes they branch and reconnect. The asci (spore-producing sacs) resemble those in the genus Lecanora and typically contain eight spores. The are broadly spindle-shaped, (not divided by septa), and colourless.

The pycnidia (structures that produce asexual spores) are embedded in the thallus, and the conidia (asexual spores) are formed at the tips, are sickle-shaped, simple, and colourless.

Species

References

References

  1. "''Herteliana''".
  2. Ekman, S.. (1996). "The corticolous and lignicolous species of ''Bacidia'' and ''Bacidina'' in North America". Opera Botanica.
  3. Fryday, A.M.. (2004). "New species and records of lichenized fungi from Campbell Island and the Auckland Islands, New Zealand". Bibliotheca Lichenologica.
  4. Hafellner, J.. (1984). "Studien in Richtung einer natürlichen Gliederung der Sammelfamilien Lecanoracae und Lecideaceae". Beihefte zur Nova Hedwigia.
  5. (1980). "Checklist of British lichen-forming, lichenicolous and allied fungi". The Lichenologist.
  6. (2012). "Gattungseponyme bei Flechten und Lichenicolen Pilzen". J. Cramer.
  7. "Record Details: ''Herteliana taylorii'' (Salwey ex Mudd) P. James, in Hawksworth, James & Coppins, Lichenologist 12(1): 106 (1980)". [[Index Fungorum]].
  8. (2018). "A revised classification of orders and families in the two major subclasses of Lecanoromycetes (Ascomycota) based on a temporal approach". Botanical Journal of the Linnean Society.
  9. Laundon, J.R.. (2005). "The publication and typification of Sir James Edward Smith's lichens in English Botany". Botanical Journal of the Linnean Society.
  10. Lendemer, J.C.. (2016). "''Herteliana schuyleriana'' (Squamarinaceae), a new crustose lichen widespread in the Appalachian Mountains of eastern North America". Bartonia.
  11. (2017). "The 2016 classification of lichenized fungi in the Ascomycota and Basidiomycota–Approaching one thousand genera". The Bryologist.
  12. (2014). "A multigene phylogenetic synthesis for the class Lecanoromycetes (Ascomycota): 1307 fungi representing 1139 infrageneric taxa, 317 genera and 66 families". Molecular Phylogenetics and Evolution.
  13. (2022). "Outline of Fungi and fungus-like taxa – 2021". Mycosphere.

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