Photo 15328131, (c) gwubiodiversity, some rights reserved (CC BY-NC)

Attribution © gwubiodiversity some rights reserved Uploaded by gwubiodiversity Source iNaturalist Associated observations Photos / Sounds What Japanese Knotweed (Reynoutria japonica) Observer gwubiodiversity Date April 14, 2018 11:33 AM EDT Place Hall of Government, Washington, DC, US (Google, OSM) Date Added April 14, 2018 11:33 AM EDT 1 ID View Sizes small medium large original