Empty sporangia of P. cambivora showing nested internal proliferation
Photo Gallery
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P. cambivora sporangia  |
P. siskiyouensis sporangium  P. siskiyouensis sporangium with lateral semi-papilla and subterminal, sub-basal insertion in the sporangiophore |
P. cambivora colony morphology on PDA  Uniform fluffy colony morphology at 14 days at 20°C on PDA |
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P. frigida symptoms 2  Symptoms of gummosis on black wattle |
P. siskiyouensis bleeding canker  Bole lesions in the tissues under the bark of a bleeding canker: discoloration in the secondary phloem tissue |
Growth of P. arenaria on half-strength PDA  Colony morphology of Phytophthora arenaria after 7 days at 20°C on half-strength PDA |
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P. pluvialis symptoms on Douglas-fir  Red needle cast symptoms on Douglas-fir in western Oregon, 2015 |
Boot wash to station to control spread of P. agathidicida  Use of hypochlorite solution applied through a “livestock drench-gun”, integrated with a soil grate to allow potentially contaminated soil to be collected |
P. agathadicida disease symptom  Excavated lesion, with outer bark removed showing extent of disease-front |
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P. ramorum zoospores  Sporangium of P. ramorum releasing zoospores |
P. austrocedrae - hyphal swellings  Morphology of hyphae of Phytophthora austrocedrae, from Greslebin et al. 2007 |
P. ramorum colony morphology on CMA PARP  P. ramorum colony morphology on CMA PARP |