Photo 37166061, (c) Lauren Glevanik, some rights reserved (CC BY-NC), uploaded by Lauren Glevanik

Attribution © Lauren Glevanik some rights reserved Uploaded by lglevanik Source iNaturalist Associated observations Photos / Sounds 2 photos What Oak Powdery Mildew (Erysiphe alphitoides) Observer lglevanik Date April 29, 2019 12:13 PM PDT Place UC Davis Arboretum and Public Garden, Davis, CA, US (Google, OSM) Date Added April 29, 2019 02:27 PM PDT Description Powdery white on oak leaves 4 IDs Research Grade View Sizes small medium large original