Photo 45293323, (c) Jeff Stauffer, all rights reserved, uploaded by Jeff Stauffer

Attribution © Jeff Stauffer all rights reserved Uploaded by j-stauffer Source iNaturalist Associated observations Photos / Sounds 4 photos What Smooth Field Sowthistle (Sonchus arvensis ssp. uliginosus) Observer j-stauffer Date July 17, 2019 08:48 AM PDT Place Laval, QC, Canada (Google, OSM) Date Added July 17, 2019 10:47 PM EDT 2 comments 3 IDs Research Grade View Associated taxa C Sow Thistles (Genus Sonchus) Info Photo (c) Jeff Stauffer, all rights reserved, uploaded by Jeff Stauffer CC Perennial Sow Thistle (Sonchus arvensis) Info Photo (c) erielee, some rights reserved (CC BY-NC) Sizes small medium large original