Papillate sporangium of P. tentaculata with an elongated neck or beak.
Photo Gallery
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P. tentaculata sporangium  |
P. arenaria disease symptoms on Banksia  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 |
P. agathadicida disease symptom  Excavated lesion, with outer bark removed showing extent of disease-front |
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P. megakarya chlamydospore 
Terminal chlamydospore of P. megakarya
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P. pluvialis hyphal swellings  P. pluvialis hyphal swellings in water |
P. katsurae growth morphology on β-CMA  Growth morphology at 7 days on β-CMA |
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P. pluvialis on Pinus radiata  A Pinus radiata needle showing black resinous bands or marks consistent with the presence of red needle cast disease. |
P. ramorum colony morphology on V8  P. ramorum colony morphology on V8 |
P. agathidicida oospores  Oospores of P. agathidicida in the roots of kauri seedlings inoculated with P. agathidicida. The root has been cleared with potassium hydroxide and bleached with peroxide, before being stained with Trypan Blue |
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P. cambivora sporangium  Ovoid non-papillate sporangia with well-rounded base |
P. frigida sporangia  Noncaducous sporangia showing ovoid shape and papillate condition |
P. nicotianae hyphal swelling  P. nicotianae hyphal swellings in water 100x. Photo from Q-bank: www.q-bank.eu, Henk Brouwer (CBS-KNAW, Utrecht, The Netherlands) |