Rhynchospora dives Standl. Rhynchospora dives Standl. in Field Mus. Nat. Hist., Bot. Ser. 17: 315. 1938 sec. González-Elizondo & al. 2018=Rhynchospora orizabensis C.B. Clarke ex Kük. in Bot. Jahrb. Syst. 74: 406-407. 1949 syn. sec. Diego & González 2008