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P. pluvialis sporangia.

P. pluvialis sporangia on tape peel  from infected Douglas-fir needle.

P. pluvialis  on Pinus radiata in New Zealand

Lesions consistent with the presence of red needle cast disease are more abundant at the base of Pinus radiata needles as indicated by the arrow.

P. chlamydospora chlamydospore

Phytophthora chlamydospora chlamydospore in agar. Bar is 20µm.

Vehicle washing

Truck washing to avoid spread of P. lateralis

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

Growth of P. megakarya on corn meal agar

 

Growth of P. megakarya on corn meal agar

P. cinnamomi sporangium

P. cinnamomi sporangium

P. agathidicia oogonia

Light micrograph of P. agathidicida oospore (Scale bar equals 15 µm)

P. chlamydospora colony morphology on carrot agar

P. chlamydospora colony morphology on carrot agar

P. kernoviae canker

Bole lesion on Fagus sylvatica

P. agathidicia growth on PDA

Colony morphology of ex-holotype ICMP 17027 after 10-days incubation at 20°C in the dark

P. katsurae oogonia

Oogonia with ornamentation

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