MeSH headings : Evolution, Molecular; Genotype; Microsatellite Repeats; Phylogeny; Phylogeography; Phytophthora infestans / classification; Phytophthora infestans / genetics; Phytophthora infestans / pathogenicity; Plant Diseases / microbiology; Plant Diseases / statistics & numerical data; Recombination, Genetic; Solanum tuberosum / microbiology

TL;DR: The data from historic outbreak samples suggest the FAM-1 genotype was widespread, diverse, and spread to Asia and Africa from European sources, and remained widespread and likely spread during global colonization from Europe. (via Semantic Scholar)