Photo 905224, (c) kevinhintsa, some rights reserved (CC BY-NC), uploaded by kevinhintsa

Attribution © kevinhintsa some rights reserved Uploaded by kevinhintsa Source iNaturalist Associated observations Photos / Sounds What Rayless Arnica (Arnica discoidea) Observer kevinhintsa Date June 2, 2014 01:26 PM PDT Place Mount Diablo State Park , CA (Google, OSM) Date Added June 5, 2014 11:37 PM PDT Description Found at Mary Bowerman Trail in large numbers in Morgan Fire burn zone . 2 IDs Research Grade View Sizes small medium large original