Oogonium with paragynous antheridia close to oogonial stalk. Oospores are slightly aplerotic.
Photo Gallery
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P. cactorum oogonium  |
P. austrocedrae colony morphology on CMA  Colony morphology of P. austrocedrae at 16ºC after 4 weeks on CMA |
P. pluvialis symptoms  Symptoms of red needle cast on Douglas-fir needles |
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P. katsurae disease symptoms  Infected chestnut (Castanea) with bleeding canker |
P. austrocedrae - sporangia drawings  Phytophthora austrocedrae. Morphology of sporangia. Bar: 25 mm. Greslebin et al. 2007 |
P. pluvialis sporangium  Sporangium showing typical ovoid shape and semi-papillate condition |
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P. lateralis sporangia  Sporangia of P. lateralis showing internal and external proliferation |
P. boehmeriae symptoms  Symptoms of gummosis on black wattle (Acacia mearnsii) |
P. tentaculata on V-8 media  Culture of P. tentaculata on V-8 media |
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P. palmivora oogonia  P. palmivora oogonia with antheridia |
P. ramorum sporangia and chlamydospores  Sporangia and chlamydospores of P. ramorum |
Dead and healthy Port-Orford cedar trees  Chamaecyparis lawsoniana trees |