Lemmermannia spec (Kirxchner) Lemmermann species doubtful

Crucigenia fenestrata var. mucronata G.M.Smith, 1926 variety synonym

Crucigenia fenestrata (Schmidle) Schmidle species accepted

Staurogenia fenestrata Schmidle species synonym

Crucigenia quadrata Morren species accepted

Crucigenia lauterbornii (Schmidle) Schmidle species accepted

Staurogenia lauterbornii Schmidle species homotypic synonym

Komarekia lauterbornii (Schmidle) Fott species homotypic synonym

Crucigenia tetrapedia (Kirchner) W. & G.S.West species heterotypic synonym

Pediastrum tetras var. quadratum Playfair variety synonym

Pediastrum tetras var. tetrapedia (Kirchner) Playfair variety synonym

Staurogenia tetrapedia Kirchn. species synonym

Tetrastrum triangulare (Chodat) Komárek species heterotypic synonym

Staurogenia triangularis Chodat species synonym

Crucigenia minima (Fitschen) Brunnth. species heterotypic synonym

Tetrastrum komarekii Hindák species heterotypic synonym

Pseudotetrastrum punctatum (Schmidle) Hindák, 1977 species heterotypic synonym

Tetrastrum multisetum var. punctatum Brunnth. variety synonym

Hofmania lauterbornei (Schmidle) Wille species homotypic synonym

Crucigeniella vilhelmii Fott species doubtful

Tetrastrum multisetum subsp. punctatum Brunnthaler subspecies synonym

Pediastrum tetras subsp. tetrapedia (Kirchner) Playfair subspecies synonym

Tetrastrum staurogeniaeforme subsp. glabrum Y.V.Roll subspecies synonym

Pediastrum tetras subsp. quadratum Playfair subspecies synonym

Crucigeniella quadrata (Morren) Gaillon, 1833 species synonym

Lemmermannia punctata (Schmidle) C.Bock & Krienitz, 2013 species doubtful

Crucigenia smithii (Bourrelly) Komárek species accepted

Lemmermannia triangularis (Chodat) C.Bock & Krienitz, 2013 species doubtful

Lemmermannia komarekii (Hindák) C.Bock & Krienitz species heterotypic synonym

Crucigeniella tetrapedia (Kirchn.) West & G.S.West species synonym

Hofmannia lauterbornii (Schmidle) Wille species synonym

Crucigenia fenestrata subsp. fenestrata subspecies homotypic synonym

Crucigenia tetrapedia subsp. tetrapedia subspecies homotypic synonym

Crucigenia neglecta Fott & Ettl species accepted

Lemmermannia spec (Schmidle) C.Bock & Krienitz species doubtful

Crucigenia acuta species accepted

Crucigenia retangularis (A.Br.) Gay species accepted

Lemmermannia emarginata (Schröder) Chodat, 1900 species synonym

Crucigenia lunaris (Lemmerm.) Wille species heterotypic synonym

Tetrapedia emarginata Schröder, 1897 species synonym

Crucigenia mucronata (G.M.Smith) J.Komárek, 1974 species accepted

Crucigenia tetrapedia (Kirchner) Kuntze species accepted

Staurogenia quadrata (Morren) Kütz., 1849 species synonym

Crucigeniella lunaris Lemmermann, 1900 species doubtful

Tetrapedia kirchneri Lemmermann, 1900 species synonym

Crucigenia rectangularis (Nägeli) Komárek species accepted

Lemmermannia tetrapedia (Kirchner) Lemmermann, 1904 species synonym

Tetrastrum punctatum Ahlstrom & Tiffany species synonym