Photo Gallery

Port Orford Cedar Hedge row Chamaecyparis lawsoniana residential hedge row with alive and dead trees	P. palmivora oogonia P. palmivora oogonia with antheridia	P. alni oogonium Bullate oogonium of P. alni (German variant) with oospore and amphigynous antheridium.
Mat to control spread of P. agathidicida Jogger running over a plastic-reinforced, foam-mat containing a 2% solution of Trigene™ Advance (quaternary ammonium compound) as part of a cross-country event, in the Waitakere Regional Park	P. agathadicida disease symptom Excavated lesion, with outer bark removed showing extent of disease-front	P. arenaria disease symptoms on Banksia landscape 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. cinnamomi hyphal swellings P. cinnamomi hyphal swellings (or thin walled chlamydospores)	P. kernoviae colony morphology From Mycol.Res 109, 853-859; growth on CA under different conditions	Comparative gametangial morphology of Phytophthora Clade 5 species Comparative gametangial morphology of Phytophthora Clade 5 species, with SEM (top) and light microscopy (bottom). P. heveae has smooth walled oogonia with funnel-shaped, amphigynous antheridia. P. agathidicida has mildly stipulate oogonia with globose amphigynous antheridia. P.cocois has mildly bullate oogonia with reflexed amphigynous antheridia. P. castaneae has coarsely bullate oogonium with rugose protuberances and narrow amphigynous antheridia (Weir et al. 2015).
P. pinifolia on Pinus radiata Pinus radiata, note Stem canker associated with necrotic needles.	P. cactorum sporangia Broadly ovoid, papillate sporangia in water.	P. siskiyouensis oogonium with paragynous antheridium P. siskiyouensis oogonium with paragynous antheridium