Photo 2990588, (c) Tig, all rights reserved, uploaded by Tig

Attribution © Tig all rights reserved Uploaded by tiggrx Source iNaturalist Associated observations Photos / Sounds What Tropical Horseweed (Erigeron sumatrensis) Observer tiggrx Date October 5, 2005 Place Camden Town, London, England (Google, OSM) Date Added February 9, 2016 05:00 PM UTC 2 IDs Research Grade View Sizes small medium large original