HUBEI AGRICULTURAL SCIENCES ›› 2022, Vol. 61 ›› Issue (6): 96-100.doi: 10.14088/j.cnki.issn0439-8114.2022.06.019

• Horticulture & Local Products • Previous Articles     Next Articles

Study on plant species and floristic characteristics of wetland in Dazu district park of Chongqing city

WU Song-cheng1,2,3, YANG Fu-ying4, CHEN Shuang1,2,3   

  1. 1. Chongqing Landscape and Gardening Research Institute,Chongqing 401329,China;
    2. Chongqing Urban Landscape Engineering Technology Research Center,Chongqing 401329,China;
    3. Chongqing Key Laboratory of Germplasm Innovation and Utilization of Native Plants,Chongqing 401329,China;
    4. Chongqing Dazu District Urban Administration Bureau,Chongqing 402360,China
  • Received:2021-04-07 Online:2022-03-25 Published:2022-04-18

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Abstract: There are 22 families, 35 genera, 53 species （including infraspecific taxon and cultivated plant） in Dazu district park of Chongqing city after investigation. Among them,they include 2 species of pteridophyte belonging to 2 genera and 2 families, 2 species of gymnosperm belonging to 2 genera and 1 families, and 49 species of angiosperm belonging to 31 genera and 19 families. Based on the analysis of compositions and the geographical elements and characteristics of the flora, the results show that angiosperms are rich in species, which is about 92.45% of the total species of plants in Dazu district park;The monotypic or ligotypic families are much abundant in the its flora;In terms of life form composition, the emergent plants are rich in species;In terms of floristic elements, the floristic composition of families and genera has obvious tropical floristic characteristics, and the world distribution types also account for a large proportion.

Key words: flonristic characteristics, wetland plants, parkland, Dazu district, Chongqing city

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