Photo 9226102, (c) Corey Burt, some rights reserved (CC BY-NC), uploaded by Corey Burt

Attribution © Corey Burt some rights reserved Uploaded by coreyburt Source iNaturalist Associated observations Photos / Sounds 3 photos What Glandular Field Sowthistle (Sonchus arvensis ssp. arvensis) Observer coreyburt Date July 22, 2017 09:48 AM EDT Place Hickory Valley Trail, Dundas, ON L9H 5Y6, Canada (Google, OSM) Date Added July 22, 2017 04:30 PM EDT 2 IDs Research Grade View Sizes small medium large original