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Arthonia atra

corticolous on Myoporum semotum, Kaiangaroa, Rekohu (Chatham Island).<br>Photographer: Peter J de Lange, Date taken: 23/09/2019, Licence: Public domain. <a class='member-message' href='/nzpcn/why-join-nzpcn/' target='_blank'>Members can view a larger version of this image.</a>

Close up of lirellae as seen on specimen corticolous on Myoporum semotum, Kaiangaroa, Rekohu (Chatham Island).<br>Photographer: Peter J de Lange, Date taken: 23/09/2019, Licence: Public domain. <a class='member-message' href='/nzpcn/why-join-nzpcn/' target='_blank'>Members can view a larger version of this image.</a>

corticolous on Lophomyrtus obcordata, Awhitu Peninsula, Auckland Region.<br>Photographer: Peter J de Lange, Date taken: 22/01/2020, Licence: Public domain. <a class='member-message' href='/nzpcn/why-join-nzpcn/' target='_blank'>Members can view a larger version of this image.</a>

Ascopsore of specimen found growing on the bark of Myoporum semotum, Kaiangaroa, Rekohu (Chatham Island).<br>Photographer: Peter J de Lange, Date taken: 23/09/2019, Licence: Public domain. <a class='member-message' href='/nzpcn/why-join-nzpcn/' target='_blank'>Members can view a larger version of this image.</a>

Arthonia atra (left) and A. radiata (right), Waikanae.<br>Photographer: Allison Knight, Date taken: 22/05/2009, Licence: <a target='_blank' href='https://creativecommons.org/licenses/by/4.0'>CC BY</a>. <a class='member-message' href='/nzpcn/why-join-nzpcn/' target='_blank'>Members can view a larger version of this image.</a>

Akatore.<br>Photographer: Allison Knight, Date taken: 19/11/2011, Licence: <a target='_blank' href='https://creativecommons.org/licenses/by/4.0'>CC BY</a>. <a class='member-message' href='/nzpcn/why-join-nzpcn/' target='_blank'>Members can view a larger version of this image.</a>

Waikanae.<br>Photographer: Allison Knight, Date taken: 22/05/2009, Licence: <a target='_blank' href='https://creativecommons.org/licenses/by/4.0'>CC BY</a>. <a class='member-message' href='/nzpcn/why-join-nzpcn/' target='_blank'>Members can view a larger version of this image.</a>

Akatore.<br>Photographer: Allison Knight, Date taken: 22/11/2011, Licence: <a target='_blank' href='https://creativecommons.org/licenses/by/4.0'>CC BY</a>. <a class='member-message' href='/nzpcn/why-join-nzpcn/' target='_blank'>Members can view a larger version of this image.</a>

Waikatō River, near Huntly.<br>Photographer: Melissa Hutchison, Date taken: 24/02/2022, Licence: <a target='_blank' href='https://creativecommons.org/licenses/by-nc/4.0'>CC BY-NC</a>. <a class='member-message' href='/nzpcn/why-join-nzpcn/' target='_blank'>Members can view a larger version of this image.</a>

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Biostatus

Native

Structural class

Lichens - Crustose

Lichen substrate

Corticolous (bark, wood)

Substrate details

Corticolous

Current conservation status

2018 | At Risk – Naturally Uncommon | Qualifiers: DP, SO

Detailed taxonomy

Genus

Arthonia

Family

Arthoniaceae

Authority

Arthonia atra (Pers.) A. Schneid.

Synonyms

Opegrapha atra

Endemic taxon

Endemic genus

Endemic family

Referencing and citations

References and further reading

Galloway D.J. 2007: Flora of New Zealand: Lichens, including lichen-forming and lichenicolous fungi. 2nd edition. Lincoln, Manaaki Whenua Press. 2261 pp.

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