This study was to establish the floristic composition of resources vascular plants of North-East slope in Mt. Songni (1,057.7 m). This work was investigated during the period of April to October 2006. Resources vascular plants were composed of 79 families, 215 genera, 296 species, 4 subspecies, 33 varieties and 6 formae, totaling 339 taxa. Among the investigated resources plants, 15 taxa (2.63%) were Korean endemic species. The special plants based on floral region by Ministry of Environment were 38 taxa; V rank species 2 taxa, IV rank species 2 taxa, III rank species 10 taxa, II rank species 10 taxa and I rank species 14 taxa. A naturalized plants were 8 species, correspond to 2.74% of totaling 292 naturalized species appeared in South Korea.