Pycnolejeunea gradsteinii Ilk.-Borg.,

Bol. Inst. Bot. (São Paulo) 21 (1): 1, 2011 (see Ilkiu-Borges 2011).

TYPE: “ BRAZIL. Para: Melgacão, Caxiuana National Forest, Ferreira Penna Research Station, Tijucaquara creek, terra firme forest, on living trunk, 9-I -1999, A.L Ilkiu-Borges & C.E. Zartman 1294 (holotypus, MG)” .