Bleeding canker on European beech (Fagus sylvatica)
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P. cactorum bleeding canker |
Healthy Port Orford Cedar tree Healthy Chamaecyparis lawsoniana tree |
P. frigida symptoms 1 Symptoms of gummosis on black wattle |
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P. siskiyouensis oogonium with amphigynous antheridium P. siskiyouensis oogonium with amphigynous antheridium |
P. agathidicida lesion on kauri tree Close up of gum oozing out of lower trunk lesions of a young kauri tree at Maungaroa Ridge, Piha region of Waitakere Regional Park |
P. cactorum bleeding canker Bleeding canker on European beech (Fagus sylvatica) |
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P. cinnamomi cork oak decline Cork oak decline, Portugal |
P. palmivora oogonia P. palmivora oogonia with antheridia |
Chlamydospore of P. lateralis Laterally intercalary chlamydospore of Phytophthora lateralis |
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P. siskiyouensis sporangium P. siskiyouensis sporangium with lateral semi-papilla and subterminal, sub-basal insertion in the sporangiophore |
Phytophthora chlamydospora sporangium Phytophthora chlamydospora sporangia in water, showing internal proliferation. Bar is 20 µm. |
P. agathidicia oogonia Light micrograph of P. agathidicida oospore (Scale bar equals 15 µm) |


