Pinus radiata, note Stem canker associated with necrotic needles.
Photo Gallery
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P. pinifolia on Pinus radiata  |
P. kernoviae colony morphology on CMA PARPH  Organism grown on CMA PARP[H]; Plant disease 70, 1038-1043 |
P. cactorum oogonium  Oogonium with paragynous antheridia close to oogonial stalk. Oospores are slightly aplerotic. |
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P. alni oogonia subspecies and variants  Fig. 40. P. alni subsp. uniformis. Fig. 41. P. alni subsp. multiformis German variant. Fig. 42. P. alni subsp. alni. Fig. 43. |
Growth of P. arenaria on half-strength PDA  Colony morphology of Phytophthora arenaria after 7 days at 20°C on half-strength PDA |
P. palmivora symptoms on fruit  Brown rot on a lemon fruit caused by Phytophthora palmivora. |
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Black pod disease of cacao  Symptom of black pod disease of cacao (T. cacao) caused by P. palmivora |
P. pseudotsugae colony morphology on PDA  P. pseudotsugae colony growth on PDA agar |
Black pod disease of cacao caused by P. palmivora  Black pod of cacao in Ecuador caused by P. palmivora (see lesioned fruit on left). |
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P. megasperma oogonium  Oogonium with paragynous antheridia applied close to the ogonial stalk. |
P. alni in riparian alder, Scotland  P. alni in riparian alder, Scotland |
P. austrocedrae hyphal swellings in liquid media drawing  Morphology of hyphae of Phytophthora austrocedrae, from Greslebin et al. 2007 |