P. cambivora oogonium with antheridium
Photo Gallery
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P. cambivora oogonium  |
P. tentaculata sporangium  Papillate sporangium of P. tentaculata |
P. cactorum bleeding canker  Bleeding canker on red oak (Quercus rubra) |
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P. arenaria sporangia  Globose papillate sporangia of Phytophthora arenaria on V8 agar flooded with soil extract. (Scale bar = 20 μm) |
Mal del ciprés, dead and dying trees along river  Mal del ciprés, dead and dying trees along river |
P. ramorum colony morphology on PDA  P. ramorum colony morphology on PDA |
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P. pinifolia on Pinus radiata  Dead needles on lower side of P. radiata branch. |
P. pseudosyringae hyphal swellings  Sub-globose hyphal swellings in water |
P. pluvialis symptoms on Douglas-fir  Red needle cast symptoms on Douglas-fir in western Oregon, 2015 |
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P. cambivora oogonium  P. cambivora oogonium with antheridium |
P. ramorum Dieback and shoot blight on Grand fir  Dieback and shoot blight symptoms caused by P. ramorum on Abies grandis |
P. cambivora disease symptoms  Collar canker rot of Ink disease on sweet chestnut |