Figure 3

Dispersal routes of Heloniadeae in East Asia, with the dating of each event. Double slashes mean vicariance, and the clade symbol (besides Ypsilandra) means cladogenesis. The map was created using QGIS ver. 3.16 (https://www.qgis.org), and the map source was from GADM (https://gadm.org/index.html).