Photo 87372201, (c) Sadie Hickey, some rights reserved (CC BY-NC), uploaded by Sadie Hickey

Attribution © Sadie Hickey some rights reserved Uploaded by sadie_hickey Source iNaturalist Associated observations Photos / Sounds 3 photos What Columbian Whitetop Aster (Sericocarpus rigidus) Observer sadie_hickey Date July 2020 Place Washington, US (Google, OSM) Date Added July 30, 2020 05:30 PM PDT Description Rough scabrous leaves, discoid heads in corymbiform inflorescence 4 IDs Research Grade View Sizes small medium large original Copyright