Photo 11974733, (c) W. Terry Hunefeld, some rights reserved (CC BY), uploaded by W. Terry Hunefeld

Attribution © W. Terry Hunefeld some rights reserved Uploaded by thunefeld Source iNaturalist Associated observations Photos / Sounds 3 photos What Thurber's Sandpaper Plant (Petalonyx thurberi) Observer thunefeld Date November 22, 2017 06:55 AM PST Place Anza-Borrego Desert, San Diego County, US-CA, US (Google, OSM) Date Added November 22, 2017 12:08 PM PST 2 IDs Research Grade View Sizes small medium large original