P. alni in riparian alder, Germany
Photo Gallery
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P. alni in riparian alder, Germany  |
P. cambivora older hyphae  Old septate hyphae |
P. chlamydospora sporangium  Phytophthora chlamydospora sporangium in water. Bar is 20µm. |
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Comparative gametangial morphology of Phytophthora Clade 5 species  Comparative gametangial morphology of Phytophthora Clade 5 species, with SEM (top) and light microscopy (bottom). P. heveae has smooth walled oogonia with funnel-shaped, amphigynous antheridia. P. agathidicida has mildly stipulate oogonia with globose amphigynous antheridia. P.cocois has mildly bullate oogonia with reflexed amphigynous antheridia. P. castaneae has coarsely bullate oogonium with rugose protuberances and narrow amphigynous antheridia (Weir et al. 2015). |
P. palmivora chlamydospore  Terminal chlamydospore of P. palmivora |
P. tentaculata disease symptoms on California mugwort  Nursery grown California mugwort plant (Artemisia douglasiana) infected with P. tentaculata and exhibiting severe root and crown rot |
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P. lateralis on Port Orford cedar  Atypical decline caused by aerial infections in Scaër, France |
P. cambivora colony morphology on PDA  Appressed colony morphology at 14 days at 20°C on PDA |
P. kernoviae leaf wilt  Wilted leaf of infected rhododendron |
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P. pseudotsugae colony morphology on V8  P. pseudotsugae colony growth on V8 agar |
P. pluvialis symptoms on Douglas-fir  Red needle cast symptoms on Douglas-fir in western Oregon, 2015 |
P. cambivora sporangium with internal extended proliferation  Empty sporagia showing internal nested and extended proliferation |