Photo 7882085, (c) Christopher David Benda, some rights reserved (CC BY-NC), uploaded by Christopher David Benda

Attribution © Christopher David Benda some rights reserved Uploaded by illinoisbotanizer Source iNaturalist Associated observations Photos / Sounds What Lowland Brittle Fern (Cystopteris protrusa) Observer illinoisbotanizer Date March 28, 2017 11:02 AM CDT Place Ferne Clyffe State Park, Goreville, IL, US (Google, OSM) Date Added May 18, 2017 07:43 PM CDT 2 IDs Research Grade View Sizes small medium large original