Oogonium with amphigynous antheridium
Photo Gallery
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P. nemorosa oogonium  |
P. pinifolia sporangia  Sporangium with internal proliferation, photo from Q-bank, used with permission. |
P. lateralis on Port Orford cedar  Small root lesions on Chaemacyparis lawsoniana |
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P. pluvialis symptoms on Douglas-fir needles  Symptoms of red needle cast on Douglas-fir needles |
P. katsurae oogonium  Micrograph of warty oogonium |
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. |
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Chlamydospore of P. lateralis  Laterally intercalary chlamydospore of Phytophthora lateralis |
P. pluvialis symptoms on Douglas-fir  P. pluvialis symptoms of red needle cast on Douglas-fir, western Oregon 2015 |
Basal canker on Port-Orford cedar  Basal canker on Chamaecyparis lawsoniana |
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P. tentaculata disease symptoms on sticky monkey flower  Outplanted sticky monkey flower (Diplacus aurantiacus) infected with P. |
P. cambivora coralloid irregular hyphae  Coralloid irregular hyphae |
P. siskiyouensis colony morphology on V8  Colony morphology on V8 at 14 days |