Photo 4848219, (c) Rob Routledge, some rights reserved (CC BY-NC), uploaded by Rob Routledge

Attribution © Rob Routledge some rights reserved Uploaded by rroutledge Source iNaturalist Canada Associated observations Photos / Sounds 3 photos What Greater Duckweed (Spirodela polyrhiza) Observer rroutledge Date September 4, 2016 10:40 AM EDT Place Algoma District, ON, Canada (Google, OSM) Date Added September 11, 2016 11:09 AM EDT 3 IDs Research Grade View Sizes small medium large original