Photo 94701880, (c) Brendan Blackwell, some rights reserved (CC BY-NC), uploaded by Brendan Blackwell

Attribution © Brendan Blackwell some rights reserved Uploaded by backfire Source iNaturalist Associated observations Photos / Sounds What Giant Ragweed (Ambrosia trifida var. trifida) Observer backfire Date September 11, 2020 06:43 PM UTC Place W Renner Rd, Richardson, TX, US (Google, OSM) Date Added September 12, 2020 01:10 AM UTC 3 IDs Research Grade View Sizes small medium large original