Noncaducous sporangia showing ovoid shape and papillate condition
Photo Gallery
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P. frigida sporangia  |
P. lateralis on Port Orford cedar  Atypical decline caused by aerial infections in Scaër, France |
P. arenaria disease symptoms on Banksia  Dead Banksia sp. in a Kwongan heathland on mineral sand near Eneabba, Western Australia recently killed by root and collar rot caused by Phytophthora arenaria |
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P. arenaria hyphal swellings  Catenulate, globose to subglobose hyphal swellings, some of them with radiating hyphae scale bar = 50 μm. |
P. agathidicia sporangia  Differentiation of the cytoplasm within papillate sporangia into acid fuchsin stained zoospores |
P. megasperma colony morphology on PDA  Colony morphology on PDA at 7 days |
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P. agathidicida growth on MEA  Diffuse, non-patterned, colony morphology of ICMP 16471 (the original “Gadgil isolate”) after 10-days incubation at 20°C in the dark |
P. cambivora colony morphology on V8  Colony morphology on V8 at 14 days |
P. nemorosa sporangium  Ovoid, semi-papillate sporangium showing medium length pedicel. |
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Vehicle washing  Truck washing to avoid spread of P. lateralis |
P. alni oogonium  Bullate oogonium of P. alni (German variant) with oospore and amphigynous antheridium. |
P. ramorum on larch in the United Kingdom  Larch trees with P. ramorum in the UK |