P. cactorum sporangia
Photo Gallery
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P. cactorum sporangia  |
P. ramorum zoospores  Sporangium of P. ramorum releasing zoospores |
P. austrocedrae colony morphology on CMA  Colony morphology of P. austrocedrae at 16ºC after 4 weeks on CMA |
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Phytophthora cactorum disease symptoms on English walnut  Dieback of Juglans regia caused by Phytophthora cactorum |
Growth of P. arenaria on V8  Colony morphology of Phytophthora arenaria after 7 days at 20°C on V8 agar |
P. alni subsp alni sporangium  Non-papillate, non caducous sporangium, photo used with permission from Q-bank |
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P. lateralis on Port Orford cedar  Bole lesion on Chaemacyparis lawsoniana in Lopérec, France |
P. pinifolia on Pinus radiata  Pinus radiata, note grey and collapsed needle bases |
Vehicle washing  Truck washing to avoid spread of P. lateralis |
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P. cambivora colony morphology on PDA  Colony morphology on PDA at 14 days |
P. arenaria oogonium  Aplerotic oogonia of P. arenaria with paragynous antheridia. Scale bar = 20 μm |
P. pinifolia on Pinus radiata  Pinus radiata, note Stem canker associated with necrotic needles. |