Rhynchospora ruiziana Boeckeler Rhynchospora ruiziana Boeckeler in Linnaea 37: 641-642. 1873 sec. González-Elizondo & al. 2018=Rhynchospora macrochaeta var. ruiziana (Boeckeler) Kük. in Bot. Jahrb. Syst. 74: 393. 1949 syn. sec. Diego & González 2008