Oogonium with paragynous antheridium in agar
Photo Gallery
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P. pseudosyringae oogonium  |
P. cactorum sporangia  Broadly ovoid, papillate sporangia in water. |
P. ramorum sporangium  Deciduous sporangium, photo from Q-bank, used with permission |
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Chlamydospore of P. lateralis  Laterally intercalary chlamydospore of Phytophthora lateralis |
P. lateralis on Port Orford cedar  Atypical decline caused by aerial infections in Scaër, France |
P. cambivora sporangia  Empty sporangia of P. cambivora showing nested internal proliferation |
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P. arenaria sporangia  Globose papillate sporangia of Phytophthora arenaria on V8 agar flooded with soil extract. (Scale bar = 20 μm) |
P. cinnamomi on Banksia  Death of woodland Banksia, Western Australia |
P. cinnamomi in Australia  Death of Xanthoria and other native vegetation, Victoria, Australia |
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P. megakarya disease symptoms on Theobroma cacao fruit  Disease symptoms on a cocoa pod |
P. pinifolia hyphal swellings  Spherical hyphal swelling with radiating hyphae (from Duran et al. 2008). Scale bar = 20 μm. |
P. nicotianae colony morphology on V8  Phytophthora nicotianae CBS 321.49 V8 after 7 days at 24 degrees. Photo from Q-bank: www.q-bank.eu, Henk Brouwer (CBS-KNAW, Utrecht, The Netherlands) |