Photo 69040376, (c) sennesand, some rights reserved (CC BY-NC), uploaded by sennesand

Attribution © sennesand some rights reserved Uploaded by sennesand Source iNaturalist Associated observations Photos / Sounds What Great Horsetail (Equisetum telmateia) Observer sennesand Date April 24, 2020 04:42 PM PDT Place Upper Islais Creek, San Francisco, CA 94127, USA (Google, OSM) Date Added April 25, 2020 06:52 PM PDT Tags Great Horsetail, puzzlegrass, herbaceous, perennial, Equisetum telmateia 2 IDs Research Grade View Sizes small medium large original