Red needle cast symptoms on Douglas-fir in western Oregon, 2015
Photo Gallery
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P. pluvialis symptoms on Douglas-fir  |
P. pseudosyringae colony morphology on PDA  Colony morphology on PDA at 14 days |
P. chlamydospora hyphal swellings  Phytophthora chlamydospora chlamydospore in agar. Bar is 20µm.
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P. boehmeriae oogonium  Oogonia and oospores with amphigynous antheridia |
P. cinnamomi on Banksia  Death of woodland Banksia, Western Australia |
P. pinifolia colony morphology on CMA-NARP  Colony morphology of P. pinifolia at 20°C on CMA-NARP after 3 weeks. From Duran et al. 2008 |
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P. cactorum sporangia  Broadly ovoid, papillate sporangia in water. |
P. nemorosa sporangia  Ovoid, semi-papillate sporangia showing sympodial development of sporangiophore |
P. cambivora sporangium  Ovoid non-papillate sporangia with well-rounded base and simple sporangiophore |
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P. lateralis on Port Orford cedar  Root lesions on Chaemacyparis lawsoniana |
P. megasperma colony morphology on V8  Colony morphology on V8 at 7 days |
P. boehmeriae oogonia  Oogonia and oospores with amphigynous antheridia |