]> GH barcode-02394256 United States of America Oklahoma "Mayfield Flats" 0.25 mi W of O. U. Biol. Station, Sec. 8, T8S, R5E Carex crus-corvi Shuttleworth Shuttleworth 2022-07-19 09:00:45 C. B. Hellquist & L. Crouch