P. cambivora on Fagus sylvatica bole
Photo Gallery
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P. cambivora symptoms  |
P. agathidicida oospores in planta  Oospores in the roots of kauri seedlings inoculated with P. agathidicida. The root has been cleared with potassium hydroxide and bleached with peroxide before being stained with trypan blue (scale bar =100 µm). |
P. katsurae oogonium  Micrograph of warty oogonium |
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P. arenaria sporangia  Typical ovoid papillate sporangia of Phytophthora arenaria on V8 agar flooded with soil extract |
P. cactorum bleeding canker  Bleeding canker on red oak (Quercus rubra) |
P. austrocedrae colony morphology on Tomato juice agar  Colony morphology of P. austrocedrae at 16 ºC after 4 weeks on Tomato juice agar |
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P. megasperma colony morphology on V8  Colony morphology on V8 at 7 days |
Phytophthora cactorum disease symptoms on English walnut  Mortality of Juglans regia caused by Phytophthora cactorum. |
Phytophthora chlamydospora sporangium  Phytophthora chlamydospora sporangia in water, showing internal proliferation. Bar is 20 µm. |
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P. nemorosa hyphal swellings  ‘Blistered’ hyphal swellings in agar |
Chlamydospore of P. lateralis  Laterally intercalary chlamydospore of Phytophthora lateralis |
P. katsurae oogonia  Oogonia with ornamentation |