Name requested: Lichen subtilisLichenologist 3 (3): 319. 26 (1): 25.
Homotypic synonym: Leptogium subtileLichenologist 3 (3): 319. 12 (1): 58. 26 (1): 25, 25, 25, 25. Mycologia 5 (3): 119. Mycotaxon 58: 211.
Heterotypic synonym: Collema minutissimumLichenologist 26 (1): 25.
Heterotypic synonym: Lichen minutissimusLichenologist 26 (1): 25.