中国十字花科外来植物新纪录——假臭荠  

Lepidium oblongum Small(Brassicaceae),a new record exotic plant in China

作　　者：孙李光 张耿驰 张玉江 张辉[4] Sun Liguang;Zhang Gengchi;Zhang Yujiang;Zhang Hui(Shuangjing County Integrated Agricultural Service Centre,Caofeidian District,Tangshan 063200,China;Colledge of Life Sciences,Hebei Normal University;Agricultural and Rural Bureau of Caofeidian District;Institute of Grassland,Flowers and Landscape Ecology,Beijing Academy of Agriculture and Forestry Sciences)

机构地区：[1]曹妃甸区双井镇农业综合服务中心,河北唐山063200 [2]河北师范大学生命科学学院 [3]曹妃甸区农业农村局 [4]北京市农林科学院草业花卉与景观生态研究所

出　　处：《植物检疫》2023年第5期56-60,共5页Plant Quarantine

摘　　要：在天津市武清区发现中国十字花科新纪录植物——假臭荠(Lepidium oblongum Small)。该种原产北美洲,目前已传入欧洲的罗马尼亚、匈牙利等地。本文利用形态特征和DNA条形码技术对其进行鉴定,编制了京津冀地区独行菜属检索表,并就其入侵风险进行讨论,以期为外来杂草的鉴定提供借鉴。凭证标本保存于河北师范大学植物标本馆(HBNU)。Lepidium oblongum Small,a new record plant of Brassicaceae in China,was found in Wuqing District,Tianjin.This species is native to North America and has spread to Romania,Hungary,and other European places.Morphological features and DNA barcode technology were utilized to identify it,and a species key for the Lepidium genus in the Beijing-Tianjin-Hebei Region was compiled.Also,the invasion risk was discussed.So this study could be a reference for the identification of exotic weeds.The voucher specimens are deposited in the Herbarium of Hebei Normal University(HBNU).

关 键 词：假臭荠 外来植物 独行菜属 形态特征 新纪录 

分 类 号：Q948[生物学—植物学] S41[农业科学—植物保护]