A Barcode-Based Phylogenetic Characterization of Phytophthora cactorum Identifies Two Cosmopolitan Lineages with Distinct Host Affinities and the First Report of Phytophthora pseudotsugae in California

基于条形码的仙人掌疫霉菌系统发育表征鉴定出两个具有不同宿主亲和力的全球性谱系，并首次在加利福尼亚州发现伪松杉疫霉菌