Empty sporangia of P. cambivora showing nested internal proliferation
Photo Gallery
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P. cambivora sporangia  |
P. megakarya disease symptoms on Theobroma cacao fruit  Disease symptoms on a cocoa pod |
P. ramorum bleeding canker  Bark cracks with black ooze in coast live oak, a symptom of P. ramorum canker. |
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P. austrocedrae colony morphology on Tomato juice agar with B sitosterol  Colony morphology of P. austrocedrae at 16 ºC after 4 weeks on Tomato juice agar with B sitosterol |
P. cambivora sporangium with internal extended proliferation  Empty sporagia showing internal nested and extended proliferation |
P. pluvialis on Pinus radiata in New Zealand  A stand of Pinus radiata trees affected by red needle cast disease. Note that frequently only the lower part of the crown is affected. |
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P. arenaria sporangia  Typical ovoid papillate sporangia of Phytophthora arenaria on V8 agar flooded with soil extract |
P. cambivora colony morphology on PDA  Uniform fluffy colony morphology at 14 days at 20°C on PDA |
P. pluvialis on Pinus radiata in New Zealand  Lesions consistent with the presence of red needle cast disease are more abundant at the base of Pinus radiata needles as indicated by the arrow. |
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P. pseudosyringae sporangia  Ovoid, semipapillate sporangia showing sympodial development of sporangiophore |
P. pluvialis hyphal swellings  P. pluvialis hyphal swellings in water |
P. alni symptoms on European Alder  Mature, riparian common alder (A. glutinosa) stand with high impact of Phytophthora root and collar rot. |