‘Blistered’ hyphal swellings in agar
Photo Gallery
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P. nemorosa hyphal swellings  |
P. ramorum sporangium  Deciduous sporangium, photo from Q-bank, used with permission |
P. pluvialis on Pinus radiata in New Zealand  A stand of Pinus radiata trees affected by red needle cast disease. Note the reddish appearance of affected trees prior to needle drop. |
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P. cambivora coralloid hyphae  Coralloid hyphae with hyphal swelling-like structures |
P. lateralis on Port Orford cedar  Typical decline of Chaemacyparis lawsoniana in Landrévarzec, France. |
P. nemorosa oogonium  Oogonium with amphigynous antheridium |
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Vehicle washing  Truck washing to avoid spread of P. lateralis |
P. palmivora colony morphology on PDA  P. palmivora colony morphology on PDA |
P. pseudosyringae sporangia  Ovoid, semipapillate sporangia showing sympodial development of sporangiophore |
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P. tentaculata sporangium  Papillate sporangium of P. tentaculata with an elongated neck or beak. |
P. alni oogonium  Bullate oogonium of P. alni (German variant) with oospore and amphigynous antheridium. |
P. katsurae oogonium  Micrograph of warty oogonium |