Research on the diversity of Mentha dahurica Fisch. ex Benth. of the Xiaoxing'an Mountains area in Heilongjiang province

The purpose of this study was to investigate the current status and distribution of Mentha dahurica Fisch. ex Benth. resources in Xiaoxing'an Mountains area, and to provide reference for the rational development and protection of Mentha dahurica. The collection and identification of Mentha dahurica in Xiaoxing'an Mountains area were carried out based on field investigation and literature review. 30 species of Mentha dahurica in Xiaoxing'an Mountains area were obtained, and 65 trees were initially identified. Mentha dahurica in Xiaoxing'an Mountains area mostly distribute in grassland and shrub, followed by broad-leaved forest, while Mentha dahurica are relatively rare in mixed forest and coniferous forest. Mentha dahurica in Xiaoxing'an Mountains area are rich in resources and have good prospects for development and application.