Exploring the pteridophyte flora of the Eastern Afromontane biodiversity hotspot
Hong-Mei Liu, Shou-Zhou Zhang, Tao Wan, Peris W. Kamau, Zheng-Wei Wang, Aurelie Grall, Andreas Hemp, Harald Schneider
J Syst Evol . 2016, (6): 691 -705 .  DOI: 10.1111/jse.12232