Kachroo & R.M.Schust. (Nees) No year - Kachroo P, Schuster RM. The genus Pycnolejeunea and its affinities to Cheilolejeunea, Euosmolejeunea, Nipponolejeunea, Tuyamaella, Siphonolejeunea and Strepsilejeunea. Journal of the Linnean Society. Botany 56: 475-511. (1961).
There is no corrections for Cheilolejeunea trapezia yet.