Photo 23308716, (c) Andre Hosper, some rights reserved (CC BY), uploaded by Andre Hosper

Attribution © Andre Hosper some rights reserved Uploaded by ahospers Source iNaturalist Associated observations Photos / Sounds 2 photos What Hard Shield Fern (Polystichum aculeatum) Observer ahospers Date August 30, 2016 Place Switzerland - Graubünden (Google, OSM) Date Added August 17, 2018 11:11 PM CEST 4 IDs Research Grade View Sizes small medium large original