Trichocolea japonica T.Katag.,

Bryologist 114 (4): 744, 2011 (see Katagiri et al. 2011).

TYPE: “ Japan. Honshu: Mt. Kaikoma, Southern Japanese Alps, between Kitazawa mountain pass and Sensui mountain pass, ca. 2000 m alt., on wet boulder, 12 June 2010, Katagiri 3198 (holotype: HIRO; isotypes: NY, TNS)” .