Photo 7425675, (c) David Greenberger, some rights reserved (CC BY-NC-ND), uploaded by David Greenberger

Attribution © David Greenberger some rights reserved Uploaded by dgreenberger Source iNaturalist Associated observations Photos / Sounds What Pale Silverback Fern (Pentagramma pallida) Observer dgreenberger Date April 23, 2017 12:46 PM PDT Place Jamestown, CA 95327 (Google, OSM) Date Added April 24, 2017 05:52 PM PDT 2 IDs Research Grade View Sizes small medium large original