In the late nineteenth century, increasing traffic of transpacific plants, insects, and peoples raised fears of a "biological yellow peril" when nursery stock and other agricultural products shipped from Japan to meet the growing demand for exotics in the United States. Over the next fifty years, these crossings transformed conceptions of race and migration, played a central role in the establishment of the US empire and its government agencies, and shaped the fields of horticulture, invasion biology, entomology, and plant pathology. InBiotic Borders: Transpacific Plant and Insect Migration and the Rise of Anti-Asian Racism in America, 1890-1950(U Chicago Press, 2022),Jeannie N. Shinozuka uncovers the emergence of biological nativism that fueled American imperialism and spurred anti-Asian racism that remains with us today. Shinozuka provides an eye-opening look at biotic exchanges that not only altered the lives of Japanese in America but transformed American society more broadly. S...