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Usnea glabrescens
Scientific classification
Domain:	Eukaryota
Kingdom:	Fungi
Division:	Ascomycota
Class:	Lecanoromycetes
Order:	Lecanorales
Family:	Parmeliaceae
Genus:	Usnea
Species:	U. glabrescens
Binomial name
	Usnea glabrescens; (Nyl. ex Vain.) Vain. (1925)
Synonyms
	Usnea barbata var. glabrescens Nyl. ex Vain. (1878);

Usnea glabrescens is a species of beard lichen in the family Parmeliaceae. It grows on bark, has a shrubby thallus with a blackened base, and a thick cortex. Several chemotypes of this species have been reported. The lichen is widely distributed in Europe.^[2]

References

^ "Synonymy: Usnea glabrescens (Nyl. ex Vain.) Vain". Species Fungorum. Retrieved 12 February 2021.
^ Randlane, Tiina; Tõrra, Tiiu; Saag, Andres; Saag, Lauri (2009). "Key to European Usnea species". In Thell, Arne; Seaward, Mark R. D.; Feuerer, Tassilo (eds.). Diversity of Lichenology – Anniversary Volume. Bibliotheca Lichenologica. Vol. 100. Stuttgart: J. Kramer. pp. 419–462. ISBN 978-3-443-58079-7.

This Parmeliaceae-related article is a stub. You can help Wikipedia by expanding it.

[Species_Fungorum_synonymy-1] "Synonymy: Usnea glabrescens (Nyl. ex Vain.) Vain". Species Fungorum. Retrieved 12 February 2021.

[Randlane_et_al._2009-2] Randlane, Tiina; Tõrra, Tiiu; Saag, Andres; Saag, Lauri (2009). "Key to European Usnea species". In Thell, Arne; Seaward, Mark R. D.; Feuerer, Tassilo (eds.). Diversity of Lichenology – Anniversary Volume. Bibliotheca Lichenologica. Vol. 100. Stuttgart: J. Kramer. pp. 419–462. ISBN 978-3-443-58079-7.

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