Hypopterygiaceae
Arbusculohypopterygium
Arbusculohypopterygium arbuscula (Brid.) M.Stech, T.Pfeiff. & W.Frey
Cyathophorella
Cyathophorella hookeriana (Griff.) M.Fleisch.
Cyathophorella kyusyuensis Horik. & Nog.
Cyathophorella parvifolia (Bosch & Sande Lac.) M.Fleisch.
Cyathophorella tonkinensis (Broth. & Paris) Broth.
Cyathophorum
Cyathophorum adiantum (Griff.) Mitt.
Cyathophorum bulbosum (Hedw.) Müll.Hal.
Cyathophorum hookerianum (Griff.) Mitt.
Cyathophorum intermedium Mitt.
Cyathophorum parvifolium Bosch & Sande Lac.
Cyathophorum sublimbatum Thwaites & Mitt.
Dendrocyathophorum
Dendrocyathophorum decolyi (M.Fleisch.) Kruijer
Dendrocyathophorum paradoxum (Broth.) Dixon
Dendrohypopterygium
Dendrohypopterygium arbuscula (Brid.) Kruijer
Hypopterygium
Hypopterygium apiculatum Thwaites & Mitt.
Hypopterygium argentinicum Lorentz ex Müll.Hal.
Hypopterygium aristatum Bosch & Sande Lac.
Hypopterygium canadense Kindb.
Hypopterygium ceylanicum Mitt.
Hypopterygium chamaedrys Bosch & Sande Lac.
Hypopterygium debile Reichardt
Hypopterygium delicatulum Broth.
Hypopterygium didictyon Müll.Hal.
Hypopterygium flavescens Hampe
Hypopterygium flavolimbatum Müll.Hal.
Hypopterygium humile Mitt. ex Bosch & Sande Lac.
Hypopterygium laricinum (Hook.) Brid.
Hypopterygium norfolkianum Müll.Hal.
Hypopterygium novae-seelandiae Müll.Hal.
Hypopterygium novae-seelandiae var. chilensis Lorentz
Hypopterygium pseudotamarisci Müll.Hal.
Hypopterygium rotundo-stipulatum Müll.Hal.
Hypopterygium sandwicense Broth.
Hypopterygium schmidii Müll.Hal.
Hypopterygium scottiae Müll.Hal.
Hypopterygium semiglobosum Müll.Hal.
Hypopterygium smithianum Hook.f. & Wilson
Hypopterygium sylvaticum Mitt.
Hypopterygium tamarisci (Sw.) Brid. ex Müll.Hal.
Hypopterygium tamarisci subsp. hildebrandtii Kindb.
Hypopterygium tamariscinum (Hedw.) Brid.
Hypopterygium tenellum Müll.Hal.
Hypopterygium trichocladon Bosch & Sande Lac.
Hypopterygium vriesei Bosch & Sande Lac.
Lopidium
Lopidium concinnum (Hook.) Wilson
Lopidium nazeense (Thér.) Broth.