Towards the natural classification of tectarioid ferns: Confirming the phylogenetic relationships of <i>Pleocnemia</i> and <i>Pteridrys</i> (eupolypods I)

Hong-Mei LIU, Li-Juan HE, Harald SCHNEIDER

J Syst Evol . 2014, (2): 161 -174 . DOI: 10.1111/jse.12073