Phytophthora tentaculata

Phytophthora tentaculata is a plant pathogen that causes root and stalk rot. It was first isolated in 1993 in a nursery in Germany infecting Chrysanthemum, Verbena, and Delphinium ajacis. It has since been found infecting a Verbena in Majorca, Spain in June 2001 but was thought to be restricted to nurseries in Germany and the Netherlands.^[1] Other species have since been found to be infected, Santolina chamaecyparissus (Lavender cotton) in Spain in 2004,^[2] Gerbera jamesonii in Italy 2006,^[3] and Aucklandia lappa in China in 2008.^[4]

Phytophthora tentaculata
Scientific classification
Domain:	Eukaryota
Clade:	Sar
Clade:	Stramenopiles
Clade:	Pseudofungi
Class:	Oomycetes
Order:	Peronosporales
Family:	Peronosporaceae
Genus:	Phytophthora
Species:	P. tentaculata
Binomial name
Phytophthora tentaculata Kröber & Marwitz, 1993