Photo 26574430, (c) Quinten Wiegersma, some rights reserved (CC BY), uploaded by Quinten Wiegersma

Attribution © Quinten Wiegersma some rights reserved Uploaded by birds_bugs_botany Source iNaturalist Canada Associated observations Photos / Sounds 3 photos What Spotted Knapweed (Centaurea stoebe) Observer birds_bugs_botany Date October 13, 2018 Place Lake Huron, CA-ON, CA (Google, OSM) Date Added October 13, 2018 04:31 PM EDT 2 IDs Research Grade View Sizes small medium large original