P. alni in alder, Illwald, France
Photo Gallery
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P. alni in alder, Illwald, France  |
P. cambivora colony morphology on MA  Rosacous colony morphology at 14 days at 20°C on MA |
Healthy Port Orford Cedar tree  Healthy Chamaecyparis lawsoniana tree |
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P. lateralis colony morphology on PDA  Growth morphology on PDA of Phytophthora lateralis |
P. siskiyouensis disease symptoms on Italian alder  Grove of dying trees in a commercial landscape in Foster City, CA |
P. pluvialis colony morphology on carrot agar  Colony morphology on carrot agar at 20 days |
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P. pseudotsugae sporangium  Broadly ovoid, papillate sporangium in water |
P. ramorum chlamydospores  P. ramorum chlamydospores |
P. cinnamomi cork oak decline  Red oak with embedded lesions, France |
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P. siskiyouensis sporangia  Sporangia showing a variety of shapes and orientations of semi-papillae and sporangiophores |
Phytophthora chlamydospora sporangium  Phytophthora chlamydospora sporangia in water, showing internal proliferation. Bar is 20 µm. |
P. siskiyouensis canker on Italian alder  Phytophthora collar rot on Italian alder trees: an isolated bleeding canker on the trunk |