Thrinkophyton was a genus of Early Devonian land plant with branching axes. Known fossils are of Lochkovian to Pragian age (million years ago).

A cladogram published in 2004 by Crane et al. places Thrinkophyton in the core of a paraphyletic stem group of broadly defined "zosterophylls", basal to the lycopsids (living and extinct clubmosses and relatives).

lycophytesHicklingia †basal groups Adoketophyton, Discalis, Distichophytum (=Rebuchia), Gumuia, Huia, Zosterophyllum myretonianum, Z. llanoveranum, Z. fertile †'core' zosterophylls Zosterophyllum divaricatum, Tarella, Oricilla, Gosslingia, Hsua, Thrinkophyton, Protobarinophyton, Barinophyton obscurum, B. citrulliforme, Sawdonia, Deheubarthia, Konioria, Anisophyton, Serrulacaulis, Crenaticaulis †basal groups Nothia, Zosterophyllum deciduum lycopsids extant and extinct members
Hicklingia
†basal groups Adoketophyton, Discalis, Distichophytum (=Rebuchia), Gumuia, Huia, Zosterophyllum myretonianum, Z. llanoveranum, Z. fertile †'core' zosterophylls Zosterophyllum divaricatum, Tarella, Oricilla, Gosslingia, Hsua, Thrinkophyton, Protobarinophyton, Barinophyton obscurum, B. citrulliforme, Sawdonia, Deheubarthia, Konioria, Anisophyton, Serrulacaulis, Crenaticaulis †basal groups Nothia, Zosterophyllum deciduum lycopsids extant and extinct members
†basal groupsAdoketophyton, Discalis, Distichophytum (=Rebuchia), Gumuia, Huia, Zosterophyllum myretonianum, Z. llanoveranum, Z. fertile
†'core' zosterophyllsZosterophyllum divaricatum, Tarella, Oricilla, Gosslingia, Hsua, Thrinkophyton, Protobarinophyton, Barinophyton obscurum, B. citrulliforme, Sawdonia, Deheubarthia, Konioria, Anisophyton, Serrulacaulis, Crenaticaulis
†basal groups Nothia, Zosterophyllum deciduum lycopsids extant and extinct members
†basal groupsNothia, Zosterophyllum deciduum
lycopsidsextant and extinct members

Hao and Xue in 2013 listed the genus as a zosterophyll.

External links

  • from Crane, Herendeen & Friis 2004