Cysts remain in sporangium after discharge, photo from Q-bank, used with permission
Photo Gallery
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P. pinifolia sporangium  |
P. katsurae oogonia  Oogonia with ornamentation |
P. cambivora colony morphology on PDA  Cottony colony morphology at 14 days at 20°C on PDA |
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P. tentaculata sporangium  Papillate sporangium of P. tentaculata |
P. cambivora colony morphology on PDA  Appressed colony morphology at 14 days at 20°C on PDA |
P. cactorum sporangia  Broadly ovoid, papillate sporangia in water. |
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P. kernoviae oogonia  Oogonium with amphigynous antheridia, photo from Q-bank, used with permission |
P. alni subsp alni sporangium  Non-papillate, non caducous sporangium, photo used with permission from Q-bank |
P. ramorum bleeding canker  Bark cracks with black ooze in coast live oak, a symptom of P. ramorum canker. |
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P. arenaria sporangia  Typical ovoid papillate sporangia of Phytophthora arenaria on V8 agar flooded with soil extract |
Growth of P. arenaria on MEA  Colony morphology of Phytophthora arenaria after 7 days at 20°C on malt extract agar |
Phytophthora cactorum disease symptoms on English walnut  Mortality of Juglans regia caused by Phytophthora cactorum. |