Bleeding canker on red oak (Quercus rubra)
Photo Gallery
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P. cactorum bleeding canker  |
P. katsurae oogonium  Warty protuberances on oogonium |
P. cambivora colony morphology on PDA  Colony morphology on PDA at 14 days |
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P. siskiyouensis oogonium with paragynous antheridium  P. siskiyouensis oogonium with paragynous antheridium |
P. nemorosa hyphal swellings  ‘Blistered’ hyphal swellings in agar |
P. cambivora colony morphology on MA  Rosacous colony morphology at 14 days at 20°C on MA |
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Growth of P. arenaria on half-strength PDA  Colony morphology of Phytophthora arenaria after 7 days at 20°C on half-strength PDA |
P. agathidicia oogonia  Light micrograph of P. agathidicida oospore (Scale bar equals 15 µm) |
P. austrocedrae - sporangia drawings  Phytophthora austrocedrae. Morphology of sporangia. Bar: 25 mm. Greslebin et al. 2007 |
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P. frigida oogonium  Oogonium and oospore with amphigynous antheridium |
P. palmivora colony morphology on V8  Growth of P. palmivora on V8 agar |
P. kernoviae oogonia  Mycol.Res 109, 853-859; Representative oogonia, antheridia and thick walled plerotic oospores of Phytophthora kernoviae. |