Phylogenetic position of Kontumia (Polypodiaceae) inferred from four chloroplast DNA regions
Changkyun KIM, Hong-Guang ZHA, Tao DENG, Hang SUN, Su-Gong WU
J Syst Evol . 2013, (2): 154 -163 .  DOI: 10.1111/j.1759-6831.2012.00230.x