Đa dạng thực vật ở Khu di tích lịch sử - văn hóa Xẻo Quýt, huyện Cao Lãnh, tỉnh Đồng Tháp

Abstract

The survey result has identified 334 plants species belonging to 243 genera, 96 families and 59 orders in 4 divisions: Bryophyta, Polypodiophyta, Gymnospermatophyta and Angiospermatophyta in Xeo Quit Relic, Cao Lanh district, Dong Thap province. The taxa of Angiospermatophyta are the most diversified and dominant with 321 species, 232 genera, 85 families, 51 orders and 2 classes. Those families with most species are Poaceae, Fabaceae, Cyperaceae, Asteraceae, Nymphaeaceae, Rubiaceae, Araceae, Acanthaceae, Euphorbiaceae, Malvaceae. Meanwhile, the genera with most diversified species are Cyperus, Nymphaea, Ficus, Rosa, Hibiscus, Bambusa, Bougainvillea, Cassia, Kalanchoe, Mimosa. The flora has 5 main types of trees: woody plants, herbs, shrubs, vines and parasitic plants, of which herbaceous plants are dominant with 195 species. Xeo Quit Relic accommodates 4 endangered species listed in Vietnam Red Book, namely Drynaria fortunei, Cycas revoluta, Oryza rufipogon and Elaeocarpus hygrophilus.