Photo 45849274, (c) Chloe and Trevor Van Loon, some rights reserved (CC BY-NC), uploaded by Chloe and Trevor Van Loon

Attribution © Chloe and Trevor Van Loon some rights reserved Uploaded by chloe_and_trevor Source iNaturalist Associated observations Photos / Sounds What Davis' Knotweed (Koenigia davisiae) Observer chloe_and_trevor Date July 20, 2019 04:43 PM PDT Place Siskiyou County, CA, USA (Google, OSM) Date Added July 23, 2019 08:36 AM PDT 2 IDs Research Grade View Sizes small medium large original