Appressed stellate colony morphology at 14 days at 20°C on MA
Photo Gallery
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P. cambivora colony morphology on MA  |
P. ramorum on larch in the United Kingdom  Larch trees with P. ramorum in the UK |
Growth of P. megakarya on corn meal agar
 Growth of P. megakarya on corn meal agar |
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P. ramorum colony morphology on CMA PARP  P. ramorum colony morphology on CMA PARP |
P. ramorum zoospores  Sporangium of P. ramorum releasing zoospores |
P. pseudosyringae colony morphology on PDA  Colony morphology on PDA at 14 days |
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P. kernoviae leaf wilt  Wilted leaf of infected rhododendron |
P. pluvialis symptoms on Douglas-fir  Red needle cast symptoms on Douglas-fir in western Oregon, 2015 |
P. pluvialis symptoms on Douglas-fir  Red needle cast symptoms on Douglas-fir in western Oregon, 2015 |
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P. frigida sporangia  Noncaducous sporangia showing ovoid shape and papillate condition |
Mat to control spread of P. agathidicida  Jogger running over a plastic-reinforced, foam-mat containing a 2% solution of Trigene™ Advance (quaternary ammonium compound) as part of a cross-country event, in the Waitakere Regional Park |
P. alni sporangia  Non-papillate sporangia of P. alni showing nested proliferation. |