Photo 100491400, (c) Payton Landsborough, all rights reserved, uploaded by Payton Landsborough

Attribution © Payton Landsborough all rights reserved Uploaded by paytotea Source iNaturalist Canada Associated observations Photos / Sounds What Black Tar Spot (Rhytisma acerinum) Observer paytotea Date October 15, 2020 05:57 PM EDT Place Waterloo, ON, Canada (Google, OSM) Date Added October 16, 2020 02:04 AM EDT Description Growing on Norway Maple 3 IDs Research Grade View Associated taxa CC Black Tar Spot (Rhytisma acerinum) Info Photo (c) alderash, some rights reserved (CC BY-NC), uploaded by alderash Sizes small medium large original Copyright