Aim: Plant invasions pose a serious risk to biodiversity, and living collections in botanic gardens are recognized as a potentially important source of alien plant introductions. However, it is not yet known how the risks from botanic gardens compare with other socio-economic and environmental factors in influencing the regional distribution of alien plant introductions. Location: China Time period: 1840 – 2018 Major taxa studied: All vascular plants Methods: We compiled a dataset of the locations...