경남 김해 화포천습지에 분포하는 관속식물상

Abstract

The purpose of this study was to offer the basic data for conservation of wetland ecosystem by surveying and analysing the vascular plants distributed in Hwapocheon wetland, Gimhae, Gyeongnam, Korea. The numbers of vascular plants were summarized as 292 taxa including 72 families, 192 genera, 262 species, 1 subspecies, 26 varieties and 3 forms. There were 34 taxa of hydrophytes, 23 taxa of emergent plants, 4 taxa of floating-leaved plants, 5 taxa of free-floating plants and 5 taxa of submerged plants. The rare plants were 7 taxa including Aristolochia contorta , Penthorum chinense, Prunus yedoensis( planting), Ixeris tamagawaensis, Hydrocharis dubia , Iris ensata var. spontanea (planting), Acorus calamus and so forth. The Korean endemic plants were 2 taxa including Salix koriyanagi and Salix pseudolasiogyne. The specific plants by floristic region were 19 taxa including 2 taxa of grade Ⅴ, 1 taxa of grade Ⅳ, 5 taxa of grade Ⅲ, 2 taxa of grade Ⅱ and 9 taxa of grade Ⅰ. The naturalized plants were 62 taxa including Chenopodium album, Astragalus sinicus, Helianthus tuberosus, Panicum dichotomiflorum and so forth. The plants that were expected to spread nationwide were 14 taxa includ-ing Cerastium glomeratum, Bidens frondosa, Tagetes minuta, Festuca arundinacea and so forth. The invasive alien plants were 6 taxa including Rumex acetosella , Sicyos angulatus, Ambrosia artemisiifolia , Ambrosia trifida , Aster pilosus and Lactuca scariola .