Photo 179809561, (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 Blue-gray Rosette Lichen (Physcia caesia) Observer alexis_orion Date February 13, 2022 02:10 PM CET Place Berlin, Berlin, Germany (Google, OSM) Date Added February 18, 2022 02:59 PM CET 2 IDs Research Grade View Sizes small medium large original