Colony morphology of Phytophthora arenaria after 7 days at 20°C on half-strength PDA
Photo Gallery
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Growth of P. arenaria on half-strength PDA  |
P. chlamydospora chlamydospore  Phytophthora chlamydospora chlamydospore in agar. Bar is 20µm. |
P. cambivora colony morphology on PDA  Uniform fluffy colony morphology at 14 days at 20°C on PDA |
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P. pinifolia on Pinus radiata  Pinus radiata needles, note “black line” symptom near needle bases |
P. kernoviae oogonium  Oogonium with amphigynous antheridia, photo from Q-bank, used with permission |
P. pluvialis on Pinus radiata in New Zealand  A stand of Pinus radiata trees affected by red needle cast disease. Note the reddish appearance of affected trees prior to needle drop. |
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P. frigida symptoms 4  Black wattle timber with symptoms of gummosis |
P. cactorum bleeding canker  Bleeding canker on European beech (Fagus sylvatica) |
P. tentaculata disease symptoms on sticky monkey flower  Crown and root rot (left) on sticky monkey flower (Diplacus aurantiacus) compared with a control (right) |
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P. alni subsp alni sporangium  Non-papillate, non caducous sporangium, photo used with permission from Q-bank |
P. ramorum colony morphology on CMA PARP  P. ramorum colony morphology on CMA PARP |
P. pseudotsugae colony morphology on PDA  P. pseudotsugae colony growth on PDA agar |