SPECIES COMPONENTS OF ASTERACEAE IN SIN THAU COMMUNE, MUONG NHE NATURAL RESERVE, DIEN BIEN PROVINCE

Abstract

This research was conducted to assess the species composition and diversity of Asteraceae in Sin Thau commune, Muong Nhe Nature Reserve by traditional botanical research method that we carried out  since September  2018 to March 2020. The results recorded 54 species and 37 genera of Asteraceae have been identified. The most diverse genera of the Asteraceae in the study area are: Artemisia and Blumea with 4 species; next are Ixeris, Gnaphalium and Lactuca with 3 species, the genera Adenostemma, Bidens, Elephantopus, Eupatorium and Spilanthes have 2 species. There are 4 main life groups: the upper bud group (Ph) accounts for 42.59%; the group of semi-hidden shoots (Hm) accounting for 24.07%, 1 year shoot group (Th) accounted for 18.52% and group of shoots close to the ground (Ch) accounted for 14.82%. In which, medicinal plants dominate with 54/54 species, edible plants with 25 species, pet food plants 11 species, essential oils 8 species and ornamental plants. Asteraceae in the study area has 2 main geographic factors: tropical element accounting for 96.29% and temperate element 3.71%. There is 1 species, accounting for 1.85% of the total number of Asteraceae in the Vietnam’s Red Data Book (2007).