Symptoms of red needle cast on Douglas-fir needles
Photo Gallery
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P. pluvialis symptoms  |
P. pinifolia on Pinus radiata  Pinus radiata, note Stem canker associated with necrotic needles. |
P. alni canker on gray alder  Grey alder (A. incana) with collar rot caused by P. alni |
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P. tentaculata disease symptoms on sticky monkey flower  Outplanted sticky monkey flower (Diplacus aurantiacus) infected with P. |
P. tentaculata chlamydospore  P. tentaculata chlamydospore with short hyphal projection |
Basal canker on Port Orford Cedar stump  |
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P. cryptogea colony morpholgy on V8  Colony morphology on V8 at 14 days |
P. cambivora colony morphology on MA  Uniform fluffy colony morphology at 14 days at 20°C on MA |
P. lateralis on Port Orford cedar  Small root lesions on Chaemacyparis lawsoniana |
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P. megakarya disease symptoms on Theobroma cacao
Symptoms of black pod disease of cocoa (T. cacao)
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P. pluvialis on Pinus radiata needle  Clusters of sporangia emerge from stomata of an infected radiata pine needle. |
P. austrocedrae hyphal swellings in liquid media drawing  Morphology of hyphae of Phytophthora austrocedrae, from Greslebin et al. 2007 |