Photo 4490524, (c) Paul G. Johnson, some rights reserved (CC BY-NC-SA), uploaded by Paul G. Johnson

Attribution © Paul G. Johnson some rights reserved Uploaded by euproserpinus Source iNaturalist Associated observations Photos / Sounds 2 photos What Persius Duskywing (Erynnis persius) Observer euproserpinus Date July 23, 2016 11:52 AM PDT Place Lassen Volcanic National Park, Shasta, California, United States (Google, OSM) Date Added August 8, 2016 02:55 PM PDT Description Catch and release under NPS permit for butterfly count. 2 IDs Research Grade View Sizes small medium large original