Growth morphology at 7 days on β-CMA
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P. katsurae growth morphology on β-CMA  |
P. lateralis on Port Orford cedar  Dying Chaemacyparis lawsoniana trees in Lopérec, France. |
P. tentaculata sporangium  Papillate sporangium of P. tentaculata |
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P. pinifolia hyphal growth  P. pinifolia pathogen growing from infected needle on selective agar |
P. arenaria sporangia  Typical ovoid papillate sporangia of Phytophthora arenaria on V8 agar flooded with soil extract |
P. katsurae disease symptoms  Infected chestnut tree with girdling canker on stem |
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P. cambivora sporangium  Ovoid non-papillate sporangia with well-rounded base |
Phytophthora chlamydospora sporangium  Phytophthora chlamydospora sporangia in water, showing internal proliferation. Bar is 20 µm. |
P. siskiyouensis sporangia  Sporangia showing a variety of shapes and orientations of semi-papillae and sporangiophores |
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Phytophthora cactorum disease symptoms on English walnut  Dieback of Juglans regia caused by Phytophthora cactorum |
P. katsurae oogonium  Micrograph of warty oogonium |
P. kernoviae sporangium  Asymmetrical sporangium, photo from Q-bank, used with permission |