Photo 22362322, (c) Patrick Sweeney, some rights reserved (CC BY-NC), uploaded by Patrick Sweeney

Attribution © Patrick Sweeney some rights reserved Uploaded by pwsweeney Source iNaturalist Associated observations Photos / Sounds 2 photos What Horseweed (Erigeron canadensis) Observer pwsweeney Date July 31, 2018 01:04 PM EDT Place 100 Sachem St, New Haven, CT, US (Google, OSM) Date Added July 31, 2018 01:33 PM EDT 2 IDs Research Grade View Sizes small medium large original