Photo 621835, (c) Erin Faulkner, some rights reserved (CC BY-NC), uploaded by Erin Faulkner

Attribution © Erin Faulkner some rights reserved Uploaded by elfaulkner Source iNaturalist Associated observations Photos / Sounds What Field Thistle (Cirsium discolor) Observer elfaulkner Date August 31, 2009 Place Chicago Ridge Prairie, IL (Google, OSM) Date Added January 1, 2014 03:06 PM CST 3 IDs Research Grade View Sizes small medium large original