Fig. 1From: Different divergence processes of isoglosses of folk nomenclature between wild trees and rice landraces imply the need for different conservation planning based on the type of plant resourcesMap of the study area. The current administrative boundary data were obtained from the database of the Ministry of Land, Infrastructure, Transport and Tourism (https://nlftp.mlit.go.jp/ksj/, accessed on 12 Oct 2023)Back to article page