Photo 5306933, (c) Rob Curtis, some rights reserved (CC BY-NC-SA), uploaded by Rob Curtis

Attribution © Rob Curtis some rights reserved Uploaded by rcurtis Source iNaturalist Associated observations Photos / Sounds 2 photos What Black Sheet Lichen (Parmotrema reticulatum) Observer rcurtis Date October 22, 2016 01:35 PM EDT Place 11475 Dalton Rd, Rockbridge, OH, US (Google, OSM) Date Added October 22, 2016 07:22 PM EDT Tags Lichen 2 IDs Research Grade View Sizes small medium large original