翼茎水丁香,中国大陆柳叶菜科一归化水生植物  

Ludwigia decurrens Walt., A Naturalized Hydrophyte in China's Mainland

作　　者：孔令普 彭玉辅[1,2] 游凯 彭火辉 王国行[1] KONG Ling-pu;PENG Yu-fu;YOU Kai;PENG Huo-hui;WANG Guo-hang(Jiangxi Sericulture and Tea Research Institute,Nanchang 330203,China;Jiangxi Jinqiao Garden Limited Company,Nanchang 330203,China)

机构地区：[1]江西省蚕桑茶叶研究所,南昌330203 [2]江西金乔园林股份有限公司,南昌320203

出　　处：《热带亚热带植物学报》2019年第3期338-342,共5页Journal of Tropical and Subtropical Botany

基　　金：江西省重点研发计划项目(20161BBF60114)资助~~

摘　　要：首次报道了在江西省南昌市南昌县与进贤县发现的柳叶菜科原产美洲一归化种:翼茎水丁香(Ludwigia decurrens Walt.),茎具翼,蒴果方柱形,特征明显,易与国产同属植物区分。对其特征和生境信息进行了描述,并简要讨论了其潜在的入侵风险。Ludwigia decurrens Walt., native to America, is recently found to be naturalized in Nanchang, Jiangxi Province, China. There is wings on stem and square columnar capsule, it is easy to be distinguished from other species in the same genus of China's Mainland. The characteristics and habitat of the species are described, and the potential risk of invasion is briefly discussed.

关 键 词：柳叶菜科 丁香蓼属 归化种 江西省 

分 类 号：Q949.762.5[生物学—植物学]