P. palmivora oogonium
Photo Gallery
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P. palmivora oogonium  |
P. ramorum sporangium  P. ramorum sporangium |
P. cambivora disease symptoms  Collar canker rot of Ink disease on sweet chestnut |
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P. cactorum sporangia  Broadly ovoid, papillate sporangia in water. |
P. pinifolia colony morphology on V8  Colony morphology of P. pinifolia at 20°C on V8 after 3 weeks. From Duran et al. 2008 |
P. ramorum Dieback and shoot blight on Grand fir  Dieback and shoot blight symptoms caused by P. ramorum on Abies grandis |
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P. pluvialis on Pinus radiata in New Zealand  A Pinus radiata needle showing faded olive- or khaki- coloured lesions consistent with the presence of red needle cast disease. Arrow shows resinous bands within the extended olive lesion. |
P. megakarya sporangia (photo from Q-bank, used with permission).  P. megakarya sporangia |
P. nicotianae sporangia  P. nicotianae overview of sporangia 40x. Photo from Q-bank: www.q-bank.eu, Henk Brouwer (CBS-KNAW, Utrecht, The Netherlands) |
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P. nicotianae colony morphology on PDA  Phytophthora nicotianae CBS 321.49 PDA after 7 days at 24 degrees. Photo from Q-bank: www.q-bank.eu, Henk Brouwer (CBS-KNAW, Utrecht, The Netherlands) |
P. nemorosa oogonium  Oogonium with amphigynous antheridium |
P. pluvialis on Pinus radiata in New Zealand  Typical red needle cast symptoms along a twig. Lesions begin at the base of the needle which subsequently turns brown and is cast from the twig. |