Photo 455785, (c) boschniakia, some rights reserved (CC BY-NC), uploaded by boschniakia

Attribution © boschniakia some rights reserved Uploaded by boschniakia Source iNaturalist Associated observations Photos / Sounds What Swamp Smartweed (Persicaria hydropiperoides) Observer boschniakia Date August 9, 2013 10:50 AM PDT Place Marin Municipal Water District Watershed, Marin, California, United States (Google, OSM) Date Added August 13, 2013 08:23 PM PDT 1 comment 2 IDs Research Grade View Sizes small medium large original