Phacothecium varium (Tul.) Trevis.
(a lichen)

Taxonomic hierarchy:

Species	Phacothecium varium (a lichen)
Genus	Phacothecium
Family	ARTHONIACEAE (a family of lichens)
Order	ARTHONIALES (an order of lichens)
Subclass	ARTHONIOMYCETIDAE (a subclass of lichens)
Class	ARTHONIOMYCETES (a class of lichens)
Subphylum	PEZIZOMYCOTINA (a subphylum of ascomycetes)
Phylum	ASCOMYCOTA (spore shooters, ascomycete)
Kingdom	FUNGI (true fungi)
Domain	Eukaryota (eukaryotes)
Life	BIOTA (living things)

Phacothecium varium is also a member of:
Lichenes - lichens (via Arthoniaceae)
Micromycetes - microfungi (via Ascomycota)
Fungi s.l. - fungi (in the broad sense) (via Fungi)
Lower Plants - lower plants (via Fungi s.l.)

Identification Works

	Author	Year	Title	Source
	Hawksworth, D.L.	1994	Notes on British lichenicolous fungi: VII	Lichenologist Vol 26 (4): 337-347.

Phacothecium varium (a lichen) may also be included in identification literature listed under the following higher taxa:

ASCOMYCOTA
(spore shooters, ascomycete)

FUNGI
(true fungi)

Eukaryota
(eukaryotes)

BIOTA
(living things)

Lichenes
(lichens)

Fungi s.l.
(fungi (in the broad sense))

NBN (data.nbn.org.uk) has a distribution map for Phacothecium varium (a lichen)

BioInfo (www.bioinfo.org.uk) has 1 host/parasite/foodplant and/or other relationships for Phacothecium varium (a lichen)

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Taxonomic hierarchy:

Phacothecium varium is also a member of:

Identification Works

BioImages - Virtual Field-Guide (UK)