Diagram of leaf structure: A Reconstruction of the adaxial leaf side of Dicranophyllum gallicum, note the path of the midvein in the second segment of the leaf B Reconstruction of the abaxial leaf side of Dicranophyllum gallicum, note the prominent furrows and the absence of a clear midvein.

 
 
  Part of: Van Der Pas J, Poppe L, Van Waveren IM (2017) Ontogenetic variability in old and new collections of Dicranophyllum gallicum Grand'Eury from the late Palaeozoic of Europe. PhytoKeys 88: 123-149. https://doi.org/10.3897/phytokeys.88.14042