Photo 4864481, (c) sharondulava, some rights reserved (CC BY), uploaded by sharondulava

Attribution © sharondulava some rights reserved Uploaded by sharondulava Source iNaturalist Associated observations Photos / Sounds What Poplar Leaf-stem Gall Aphids (Genus Pemphigus) Observer sharondulava Date September 12, 2016 02:46 PM PDT Place Walnut Creek, CA, USA (Google, OSM) Date Added September 12, 2016 03:56 PM PDT 1 comment 4 IDs Needs ID View Sizes small medium large original