Kingdom: Chromista |
Phylum: Oomycota |
Class: Oomycetes |
Order: Peronosporales |
Family: Pythiaceae |
Genus: Phytophthora |
Subject: Phytophthora ramorum S. Werres, A.W.A.M. de Cock |
Kingdom: Plantae |
Phylum: Magnoliophyta |
Class: Magnoliopsida |
Subclass: Hamamelidae |
Order: Fagales |
Family: Fagaceae |
Genus: Quercus |
Subject: Quercus agrifolia Née |