• Ophioglossum Linnaeus, 1753
• Ophioglossum azoricum K. Presl
• Ophioglossum californicum Prantl
• Ophioglossum concinnum Brack.
• Ophioglossum crotalophoroides Walt.
• Ophioglossum dendroneuron E. St. John accepted as Ophioglossum nudicaule L. f.
• Ophioglossum ellipticum Hook. & Grev. accepted as Ophioglossum nudicaule L. f.
• Ophioglossum engelmanii Prantl accepted as Ophioglossum engelmannii Prantl
• Ophioglossum engelmannii Prantl
• Ophioglossum lusitanicum Linnaeus
• Ophioglossum mononeuron E. St. John accepted as Ophioglossum nudicaule L. f.
• Ophioglossum nudicaule L. f.
• Ophioglossum palmatum Linnaeus accepted as Cheiroglossa palmata (L.) K. Presl
• Ophioglossum pendulum Linnaeus
• Ophioglossum petiolatum Hook.
• Ophioglossum pusillum Raf.
• Ophioglossum pycnostichum (Fern.) A. & D. Löve accepted as Ophioglossum vulgatum Linnaeus
• Ophioglossum reticulatum Linnaeus
• Ophioglossum tenerum Mett. ex Prantl accepted as Ophioglossum nudicaule L. f.
• Ophioglossum vulgatum auct. non L. accepted as Ophioglossum pusillum Raf.
• Ophioglossum vulgatum Linnaeus
• Ophioglossumsporites A.M. Khan, 1976 † (uncertain)