Invasive alien species, reporting 2019: Heracleum mantegazzianum

The data consist of reported and expert validated observations of Swedish occurrences of listed species during a period of time relevant for the reporting 2019 (2015-2018). The data was compiled by SLU ArtDatabanken and various observation databases have been used for different species.本数据集涵盖2019年度报告编制相关时段（2015年至2018年）内，瑞典境内列入名录物种的上报观测记录与专家验证观测记录。本数据集由SLU ArtDatabanken汇编完成，针对不同物种的观测数据分别取自多个观测数据库。