Gen. Equis. North Amer.
Eaton [1 - ? 86]

Field Museum of Natural History Pteridophyte Collection
Catalog #: C0600685F
d460216f-e628-4839-ba33-fc26557e1bfe
A. A. Eaton #s.n. 14 May 1899
Equisetum sylvaticum L.
U.S.A., New Hampshire, Rockingham, Hampton Falls; [precise locality unknown]