Basionym Name:Hypochnus capnoides Bres., Hedwigia 35(Beibl.): (62) (1896)
Homotypic synonyms:Tomentella cinerascens var. capnoides (Bres.) Bourdot & Galzin, Bull. trimest. Soc. mycol. Fr. 40(2): 161 (1924)