Polypodiopsida - Equisetales - Equisetidae
Synonym: Equisetum robustum Newberry 1863 [replaced name]
Belongs to Equisetum according to Knowlton and Cockerell 1919
Sister taxa: Equisetum abiquiense, Equisetum arcticum, Equisetum arvense, Equisetum burchardti, Equisetum canaliculatum, Equisetum cascadensis, Equisetum collieri, Equisetum columnare, Equisetum deciduum, Equisetum florissantense, Equisetum fluviatile, Equisetum globulosum, Equisetum haguei, Equisetum haydenii, Equisetum hyemale, Equisetum knowltoni, Equisetum laevigatum, Equisetum lesquereuxii, Equisetum limosum, Equisetum lyellii, Equisetum magnum, Equisetum meriani, Equisetum mokhotlongensis, Equisetum montanense, Equisetum muensteri, Equisetum oregonense, Equisetum palustre, Equisetum parlatorii, Equisetum perlaevigatum, Equisetum phillipsii, Equisetum rajmahalense, Equisetum robustum, Equisetum rogersii, Equisetum scirpoides, Equisetum similkamense, Equisetum sylvaticum, Equisetum texense, Equisetum wyomingense
Distribution:
• Eocene of United States (3: Washington collections)
Total: 3 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
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