organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020] Kingdom Protoctista Hogg, 1860 Phylum Oomycota Arx (1967) Class Peronospora see Order Peronosporales Genus Plasmopara J.Schröt. (1886) Plasmopara viticola (Berk. & G.Winter) Berl. & De Toni (1888)