Based on life forms and used parts, distributing habitats, we suggest the medical plants at Phia Oac - Phia Den National Park would be exploited within scrubs or grasslands, agricultural ecosystems and in some areas under the canopy of plantation forests in the purpose of natural resource sustainable utilization integrated with local economic development. | VNU Journal of Science Earth and Environmental Sciences Vol. 35 No. 1 2019 63-70 Original Article Diversity of Medicinal Plants at Phia Oac - Phia Den National Park Nguyen Binh District Cao Bang Province Nguyen Ngan Ha Dang Ngoc Linh Faculty of Environmental Sciences VNU University of Science 334 Nguyen Trai Hanoi Vietnam Received 13 February 2019 Revised 14 March 2019 Accepted 16 March 2019 Abstract The results of our research at Phia Oac - Phia Den National Park show that the number of medicinal plant species found in the surveyed area is 472 species belonging to 323 genera 128 families. There are 110 species of Angiospermae 10 species of Pteridophyta 6 species of Gymnospermae and 2 species of Lycopodiophyta . Nine richness families are Asteraceae Araliaceae Euphorbiaceae Fabaceae Rubiaceae Rutaceae Verbenaceae Poaceae and Zingiberaceae. The life form of medicinal plants in Phia Oac - Phia Den National Park is SB . Most popular parts in medical utilization are leaves roots or tubers and sap or essential oil that was used for 21 groups of medical treatments mostly for dermatologic preparations. The medical plants were mainly found in forest ecosystems scrubs or grasslands and agricultural ecosystems . Based on life forms and used parts distributing habitats we suggest the medical plants at Phia Oac - Phia Den National Park would be exploited within scrubs or grasslands agricultural ecosystems and in some areas under the canopy of plantation forests in the purpose of natural resource sustainable utilization integrated with local economic development. Keywords Medicinal plant diversity Phia Oac - Phia Den National Park. ____ Corresponding author. E-mail address nguyennganha@ https 2588-1094 63 VNU Journal of Science Earth and Environmental Sciences Vol. 35 No. 1 2019 63-70 Đa dạng tài nguyên cây thuốc ở Vườn Quốc gia Phia Oắc - .
