Photo Gallery

P. cactorum sporangia P. cactorum sporangia	P. cambivora tar spots Tar spots on European beech (Fagus sylvatica) with bark removed. Lesse, Germany	P. agathidicia growth on V8 Colony morphology of ex-holotype ICMP 17027 after 10-days incubation at 20°C in the dark
P. agathidicida oospores Oospores of P. agathidicida in the roots of kauri seedlings inoculated with P. agathidicida. The root has been cleared with potassium hydroxide and bleached with peroxide, before being stained with Trypan Blue	P. alni in riparian alder, Germany P. alni in riparian alder, Germany	P. tentaculata disease symptoms on sticky monkey flower Outplanted sticky monkey flower (Diplacus aurantiacus) infected with P. tentaculata 1.5 years after outplanting. Plant shows severe stunting and dieback.
P. alni canker on gray alder Grey alder (A. incana) with collar rot caused by P. alni	P. kernoviae disease on European beech Bleeding lesion on trunk of Fagus sylvatica	P. austrocedrae oogonium Oogonia with and without brown pigment, photo from Q-bank, used with permission
P. pinifolia sporangium Cysts remain in sporangium after discharge, photo from Q-bank, used with permission	P. arenaria disease symptoms on Banksia Dead Banksia sp. in a Kwongan heathland on mineral sand near Eneabba, Western Australia recently killed by root and collar rot caused by Phytophthora arenaria	P. cambivora symptoms Bleeding canker, European beech, OSU campus