Bleeding canker on European beech (Fagus sylvatica)
Photo Gallery
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P. cactorum bleeding canker  |
P. frigida sporangia  Noncaducous sporangia showing ovoid shape and papillate condition |
P. pluvialis on Pinus radiata in New Zealand  A stand of Pinus radiata trees affected by red needle cast disease. Note that frequently only the lower part of the crown is affected. |
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P. cactorum bleeding canker  Bleeding canker on European beech (Fagus sylvatica) |
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. austrocedrae necrotic lesion in phloem  P. austrocedrae - necrotic lesion in phloem |
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P. nemorosa colony morphology on V8  Colony morphology on V8 at 14 days |
P. cinnamomi cork oak decline  Cork oak decline, Portugal |
P. kernoviae disease on European beech  Bleeding lesion on trunk of Fagus sylvatica |
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P. siskiyouensis disease symptoms on Italian alder  Grove of dying trees in a commercial landscape in Foster City, CA |
P. chlamydospora hyphal swellings  Phytophthora chlamydospora chlamydospore in agar. Bar is 20µm.
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Dead and healthy Port-Orford cedar seedlings  Port-Orford-cedar seedlings planted to test for Phytophthora lateralis resistance at the Dorena Genetic Resource Center |