Papillate, non-caducous sporangia; photo used with permission from Q-bank
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P. katsurae sporangia  |
P. frigida sporangia  Noncaducous sporangia showing ovoid shape and papillate condition |
P. cambivora sporangium  Ovoid non-papillate sporangia with well-rounded base and simple sporangiophore |
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P. palmivora colony morphology on V8  Growth of P. palmivora on V8 agar |
P. pluvialis symptoms on Douglas-fir  Red needle cast symptoms on Douglas-fir in western Oregon, 2015 |
P. cambivora oogonium  P. cambivora oogonium with antheridium |
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P. cambivora disease symptoms  Collar canker rot of Ink disease on sweet chestnut |
P. pluvialis sporangia.  P. pluvialis sporangia on tape peel from infected Douglas-fir needle. |
P. austrocedrae irregular sporangium  P. austrocedrae - irregular sporangium with lateral attachment and swelling in sporangiophore |
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P. kernoviae oogonia  Mycol.Res 109, 853-859; Representative oogonia, antheridia and thick walled plerotic oospores of Phytophthora kernoviae. |
P. pseudotsugae colony morphology on PDA  P. pseudotsugae colony growth on PDA agar |
P. megakarya oospore
P. megakarya oogonia, oospore, and antheridium
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