Appressed stellate colony morphology at 14 days at 20°C on MA
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P. cambivora colony morphology on MA  |
P. siskiyouensis canker on Italian alder  Bleeding canker at the base of a tree and a sprinkler emitter (arrow) adjacent to the trunk |
P. katsurae oogonium  Micrograph of warty oogonium |
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P. megasperma sporangia  Ovoid, non-papillate sporangia showing internal proliferation of sporangiophore |
P. chlamydospora hyphal swellings  Phytophthora chlamydospora chlamydospore in agar. Bar is 20µm.
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P. pinifolia on Pinus radiata  Dead needles on lower side of P. radiata branch. |
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P. alni canker on gray alder  Grey alder (A. incana) with collar rot caused by P. alni |
P. cinnamomi cork oak decline  Cork oak decline, Portugal |
P. megasperma oogonium  Oogonium with paragynous antheridia applied close to the ogonial stalk. |
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P. siskiyouensis bleeding canker  Close-up of margin area of bole lesions under the bark of a bleeding canker |
P. kernoviae sporangia  Mycol.Res 109, 853-859; Figs 18-22. Regular, ovoid limoniform sporangia. Figs 23-26. Asymmetrical or sporangia |
Healthy Port Orford Cedar tree  Healthy Chamaecyparis lawsoniana tree |