Open AccessDiversity of medicinal plants at Phia Oac – Phia Den nature reserve, Nguyen Binh district, Cao Bang province
Author(s) -
Nguyen Ngan Ha
Publication year - 2019
Publication title -
tạp chí khoa học đại học quốc gia hà nội: nghiên cứu giáo dục (vnu journal of science: education research)/tạp chí khoa học đại học quốc gia hà nội: các khoa học trái đất và môi trường (vnu journal of science: earth and environmental sciences)
Language(s) - English
Resource type - Journals
eISSN - 2615-9279
pISSN - 2588-1094
DOI - 10.25073/2588-1094/vnuees.4367
Subject(s) - species diversity , gymnosperm , biology , shrubland , medicinal plants , botany , global biodiversity , plant species , nature reserve , biodiversity , flora (microbiology) , ecosystem , ecology , genetics , bacteria
A total number of medicinal plant species found in the surveyed area was 472 species, belonging to 323 genera, 128 families and 5 phyla. There were 110 species (85.94%) of Magnoliophyta, 9 species of Polypodiophyta (7.03%), 6 species of Pinophyta (4.9%), 2 species of Lycopodiophyta (1.56%) and 1 species of Equisetophyta. Nine largest families included 168 species (35.59% of total species) and 103 genera (31.90% of total genera). Medicinal plants in Phia Oac – Phia Den nature reserve were in two main life-forms: Phanerophytes with 267 species (56.57%) and Hemicryptophytes with 78 species (16.52%). Many parts of plants had been used for medicine such as leaves – 71.82%; roots and tubers – 40.25%; sap and essential oil – 40.04%. Medicinal plants were mainly distributed in the grassland and shrubland ecosystem (200 species – 42.37%); in the primary forest ecosystem (182 species – 38.56%). Medicinal plants had also been used to treat different types of diseases.