Dead beech in Germany
Photo Gallery
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P. cambivora symptoms  |
P. austrocedrae colony morphology on Tomato juice agar with B sitosterol  Colony morphology of P. austrocedrae at 16 ºC after 4 weeks on Tomato juice agar with B sitosterol |
P. palmivora sporangia  Sporangia (sporangiospores) showing sympodial branching |
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P. pluvialis symptoms on Douglas-fir  Red needle cast symptoms on Douglas-fir in western Oregon, 2015 |
P. lateralis on Port Orford cedar  Bole lesion on Chaemacyparis lawsoniana in Lopérec, France |
P. siskiyouensis oogonium with amphigynous antheridium  P. siskiyouensis oogonium with amphigynous antheridium |
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P. chlamydospora colony morphology on carrot agar  P. chlamydospora colony morphology on carrot agar |
P. cactorum bleeding canker  Bleeding canker on European beech (Fagus sylvatica) |
P. austrocedrae - Mal del ciprés, stages of decline  Colony morphology of P. austrocedrae at 16 C after four weeks on PDA |
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P. agathidicida oospores  Oospores of P. agathidicida in the roots of kauri seedlings inoculated with P. agathidicida. The root has been cleared with potassium hydroxide and bleached with peroxide, before being stained with Trypan Blue |
P. cambivora bole canker  Fagus sylvatica bole canker |
P. lateralis on Port Orford Cedar  Horticultural planting of Port-Orford cedar, photo from USDA Forest Service, Dorena Genetic Resource Center |