Figure 3 from: 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

Figure 3 - Diagram of the relative dominance of the basal over the apical leaf cushion field. Legend: Horizontal axis: Length apical leaf cushion field/ total length leaf cushion, vertical axis length basal leaf cushion field/ total length leaf cushion. Pink square: Lubná red cross: Mt Pelé, light green diamond: Ronchamp, dark green cross: Oelsnitz, dark blue star: St Etienne, purper circle: Kladno.