Lichenicolous, on Collema tenax and Leptogium turgidum.

Belgium: Fl.: RRR.

Luxembourg: - .

France: Mar.: RR (<1912).

Lit.: Bouly de Lesdain (1914: 161-162), Grube & Hafellner (1990: 304), Van den Broeck et al. (2008), Vouaux (1912-14: 96).