Photo 52031734, (c) Denise Defreese, some rights reserved (CC BY), uploaded by Denise Defreese

Attribution © Denise Defreese some rights reserved Uploaded by ddefreese Source iNaturalist Associated observations Photos / Sounds 2 photos What San Joaquin Tarweed (Holocarpha obconica) Observer ddefreese Date September 6, 2019 10:22 AM PDT Place Livermore, CA 94551, USA (Google, OSM) Date Added September 21, 2019 11:27 AM PDT 1 comment 3 IDs Research Grade View Sizes small medium large original