Homotypic synonym according to GBIF classification (Originally found in sources as accepted taxon within Mastopoma J.Cardot, 1901)
Rhaphidorrhynchium breviflagellosum (Müll. Hal.) H. Akiy.
Homotypic synonym according to GBIF classification (Originally found in sources as accepted taxon within Rhaphidorrhynchium Besch. ex M.Fleisch., 1923)
Trismegistia breviflagellosa Müll. Hal.
Doubtful according to GBIF classification (Possible variant of Trismegistia breviflagellosa C.Müller, 1901)
Trismegistia complanatula (Müll. Hal.) Müll. Hal.
Doubtful according to GBIF classification (Possible variant of Trismegistia complanatula C.Müller, 1908)
Trismegistia lancifolia var. valetonii (M. Fleisch. ex Dixon) H. Akiyama
Homotypic synonym according to GBIF classification (Originally found in sources as accepted taxon within Trismegistia lancifolia Brotherus, 1908)