Photo 18718661, (c) Cat Chang, some rights reserved (CC BY-NC), uploaded by Cat Chang

Attribution © Cat Chang some rights reserved Uploaded by catchang Source iNaturalist Associated observations Photos / Sounds 2 photos What Rock-loving Fleabane (Erigeron petrophilus) Observer catchang Date May 27, 2018 04:01 PM PDT Place Mount Diablo State Park, Clayton, CA, US (Google, OSM) Date Added May 28, 2018 07:32 AM PDT 3 IDs Research Grade View Sizes small medium large original