Dying Chaemacyparis lawsoniana trees in Lopérec, France.
Photo Gallery
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P. austrocedrae - necrotic lesion in phloem  |
P. lateralis on Port Orford cedar  |
P. megakarya chlamydospore 
Terminal chlamydospore of P. megakarya
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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 |
P. alni in riparian alder, Scotland  P. alni in riparian alder, Scotland |
P. chlamydospora chlamydospore  Phytophthora chlamydospora chlamydospore in agar. Bar is 20µm. |
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Growth of P. arenaria on half-strength PDA  Colony morphology of Phytophthora arenaria after 7 days at 20°C on half-strength PDA |
P. pseudotsugae amphigynous oogonium  P. pseudotsugae oogonium with amphigynous antheridia |
P. palmivora colony morphology on PDA  P. palmivora colony morphology on PDA |
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P. cinnamomi sporangium  P. cinnamomi sporangium |
Mal del ciprés, dead and dying trees along river  Mal del ciprés, dead and dying trees along river |
P. austrocedrae - sporangia drawings  Phytophthora austrocedrae. Morphology of sporangia. Bar: 25 mm. Greslebin et al. 2007 |