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P. austrocedrae - Mal del ciprés, stages of decline

Mal del ciprés, stages of decline

P. cactorum bleeding canker

Bleeding canker on European beech (Fagus sylvatica)

P. megakarya sporangia (photo from Q-bank, used with permission).

P. megakarya sporangia

P. cambivora inactive lesion on chinquapin

Inactive lesion of P. cambivora on chinquapin

P. austrocedrae colony morphology on Tomato juice agar with B sitosterol

Colony morphology of P. austrocedrae at 16 ºC after 4 weeks on Tomato juice agar with B sitosterol

P. lateralis colony morphology on PDA

Growth morphology on PDA of Phytophthora lateralis

P. cambivora on dead and dying chinquapin

Dead and dying chinquapin infected with P. cambivora

P. pluvialis symptoms on Douglas-fir

Red needle cast symptoms on Douglas-fir in western Oregon, 2015

P. tentaculata chlamydospore

Terminal chlamydospore of P. tentaculata

P. pinifolia on Pinus radiata

Pinus radiata needles, note “black line” symptom near needle bases

P. lateralis on Port Orford cedar

Dying Chaemacyparis lawsoniana trees in Lopérec, France.

P. agathidicida lesion on kauri tree

Gum oozing out of longitudinal lesion

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