Bole lesions in the tissues under the bark of a bleeding canker: discoloration in the secondary phloem tissue
Photo Gallery
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P. siskiyouensis bleeding canker  |
P. siskiyouensis disease symptoms on Italian alder  Phytophthora collar rot on Italian alder trees: standing, dead tree |
P. pluvialis sporangium  Sporangia showing typical ovoid shape and semi-papillate condition |
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P. cinnamomi on Jarrah  Dieback in Jarrah, Western Australia |
P. pluvialis symptoms on Douglas-fir needles  Symptoms of red needle cast on Douglas-fir needles |
P. siskiyouensis oogonium with amphigynous antheridium  P. siskiyouensis oogonium with amphigynous antheridium |
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P. tentaculata oospores and antheridia  Paragynous antheridium attached to oogonium with oospore |
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) |
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P. cambivora sporangium  Ovoid non- papillate sporangia |
P. cactorum bleeding canker  Bleeding canker on European beech (Fagus sylvatica) |
P. cambivora sporangium with internal extended proliferation  Empty sporagia showing internal nested and extended proliferation |