He, Q. & Zhu, R.-L. (2014) Notes on Early Land Plants Today. 48. Drepanolejeunea longifolia, a new synonym of Drepanolejeunea angustifolia (Marchantiophyta, Lejeuneaceae). Phytotaxa 162 (4): 234–235. https://doi.org/10.11646/phytotaxa.162.4.7