Photo 171537585, (c) Alexis, some rights reserved (CC BY), uploaded by Alexis

Attribution © Alexis some rights reserved Uploaded by alexis_orion Source iNaturalist Associated observations Photos / Sounds What Stonewall Rim Lichen (Protoparmeliopsis muralis) Observer alexis_orion Date December 4, 2021 12:49 PM CET Place Barbrücke, Fennsee, 10713 Berlin, Germany (Google, OSM) Date Added December 6, 2021 09:12 AM CET 2 IDs Research Grade View Sizes small medium large original