J. HEINRICHS, “Towards a monophyletic classification of Lejeuneaceae II: subtribes Pycnolejeuneinae and Xylolejeuneinae subtr. nov., transfer of <em>Otolejeunea</em> to Lepidolejeuninae, and generic refinements”, Phytotaxa, vol. 163, no. 2, pp. 61–76, Mar. 2014.