Oospores of P. agathidicida 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
Photo Gallery
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P. agathidicida oospores  |
P. pinifolia on Pinus radiata  Pinus radiata, note Infected needles at right angles to stem |
P. cryptogea sporangium  Obpyriform non-papillate sporangia in water |
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P. kernoviae oogonia  Oogonium with amphigynous antheridia, photo from Q-bank, used with permission |
P. kernoviae leaf wilt  Wilted leaf of infected rhododendron |
P. nemorosa sporangia  Ovoid, semi-papillate sporangia showing sympodial development of sporangiophore |
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P. alni subsp alni sporangium  Non-papillate, non caducous sporangium, photo used with permission from Q-bank |
P. austrocedrae - hyphal swellings  Morphology of hyphae of Phytophthora austrocedrae, from Greslebin et al. 2007 |
P. pluvialis symptoms on Douglas-fir  Red needle cast symptoms on Douglas-fir in western Oregon, 2015 |
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P. pseudosyringae colony morphology on PDA  Colony morphology on PDA at 14 days |
P. lateralis on Port Orford cedar  Dying Chaemacyparis lawsoniana trees in Lopérec, France. |
P. cambivora disease symptoms  Dead and dying chinquapin infected with P. cambivora |