Phytophthora nicotianae CBS 321.49 CMA after 7 days at 24 degrees. Photo from Q-bank: www.q-bank.eu, Henk Brouwer (CBS-KNAW, Utrecht, The Netherlands)
Photo Gallery
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P. nicotianae colony morphology on CMA  |
P. ramorum leaf symptoms on tan oak  Tip symptoms on tanoak seedling (Notholithocarpus densiflorus). |
P. agathidicia oogonia  Light micrograph of P. agathidicida oospore (Scale bar equals 15 µm) |
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P. chlamydospora colony morphology on V8 agar  P. chlamydospora colony morphology on V8 agar |
P. arenaria hyphal swellings  Catenulate, globose to subglobose hyphal swellings, some of them with radiating hyphae scale bar = 50 μm. |
P. cinnamomi on Jarrah  Dieback in Jarrah, Western Australia |
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P. pluvialis on Pinus radiata in New Zealand  A stand of Pinus radiata trees affected by red needle cast disease. Note the reddish appearance of affected trees prior to needle drop. |
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. |
P. megakarya oospore
P. megakarya oogonia, oospore, and antheridium
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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) |
P. tentaculata sporangium  Papillate sporangium of P. tentaculata |
P. katsurae growth morphology on β-CMA  Growth morphology at 7 days on β-CMA |