phytophthora gallica phytophthora gallica phytophthora gallica is an oomycete. it produces globose and elongated irregular chlamydospores. phytophthora gallica scientific classification kingdom: chromista phylum: oomycota order: peronosporales family: peronosporaceae genus: phytophthora species: p. gallica binomial name phytophthora gallicajung & nechwatal, 2008