P. alni lesion in alder, Illwald, France
Photo Gallery
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P. alni lesion in alder, Illwald, France  |
P. austrocedrae oogonium  Oogonia with and without brown pigment, photo from Q-bank, used with permission |
P. cinnamomi on Jarrah  Dieback in Jarrah, Western Australia |
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P. frigida sporangia  Noncaducous sporangia showing ovoid shape and papillate condition |
P. pluvialis on Pinus radiata in New Zealand  Lesions consistent with the presence of red needle cast disease are more abundant at the base of Pinus radiata needles as indicated by the arrow. |
Growth of P. megakarya on PDA  Growth of P. megakarya on potato dextrose agar |
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P. pinifolia hyphal swellings  Spherical hyphal swelling with radiating hyphae (from Duran et al. 2008). Scale bar = 20 μm. |
P. frigida symptoms 3  Black wattle bark with symptoms of gummosis |
P. arenaria disease symptoms on Banksia landscape  Dead Banksia sp. in a Kwongan heathland on mineral sand near Eneabba, Western Australia recently killed by root and collar rot caused by Phytophthora arenaria |
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P. katsurae sporangia  Papillate, non-caducous sporangium with differentiated content; photo used with permission from Q-bank |
Phytophthora taxon Agathis bole canker  Canker on a Kauri tree, New Zealand |
P. megakarya chlamydospore 
Terminal chlamydospore of P. megakarya
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