Supplementary material 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

Measurements of Dicranophyllum gallicum leaves. : Explanation note: Measurements of Dicranophyllum gallicum leaves: length second segment, width first, second and third segment in mm.

高卢叉叶（Dicranophyllum gallicum）叶片测量数据集。说明：本数据集包含高卢叉叶叶片的测量数据，具体测量参数为叶片第二节段的长度，以及第一、第二、第三节段的宽度，单位为毫米（mm）。