Rhizocarpon petraeum explained

Rhizocarpon petraeum is a species of lichen in the family Rhizocarpaceae. It contains stictic acid.[1]

It was first described as Lichen petraeus in 1787 by Franz Xaver von Wulfen,[2] [3] but was transferred to the genus Rhizocarpon in 1852 by Abramo Bartolommeo Massalongo.[4]

Notes and References

  1. Flóra Íslands [Flora of Iceland] (no year). Hringflikra - Rhizocarpon petraeum (in Icelandic). Retrieved on April 14th 2021.
  2. Web site: Index Fungorum - Names Record: Rhizocarpon petraeum. 2021-04-14. www.indexfungorum.org.
  3. Wulfen, F.X. von (1787) Schr. Ges. naturf. Freunde, Berlin 8: 89
  4. Book: Massalongo, A. . 1852. Ricerche Sull' Autonomia dei Licheni Crostosi. Verona. 102.

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