Pauthecophyton J.-Z.Xue, S.-G.Hao, X.Zhu & D.-M.Wang, 2012 genus doubtful

Pertica A.E.Kasper & H.N.Andrews, 1972 genus accepted

Psilophyton J.W.Dawson, 1859 genus accepted

Oocampsa H.N.Andrews, P.G.Gensel & A.E.Kasper, 1975 genus doubtful

Protosawdonia T.A.Istchenko, 1975 genus doubtful

Trimerophyton C.A.Hopping, 1956 genus accepted

Eophyllophyton S.-G.Hao, 1988 genus accepted