P. alni basal canker on European Alder (Alnus glutinosa)
Photo Gallery
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P. alni basal canker on European Alder  |
P. pinifolia on Pinus radiata  Pinus radiata needles, note “black line” symptom near needle bases |
P. pinifolia sporangia  Sporangium with internal proliferation, photo from Q-bank, used with permission. |
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P. pluvialis hyphal swellings  P. pluvialis hyphal swellings in water |
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. 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) |
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P. cambivora disease symptoms  Dead and dying chinquapin infected with P. cambivora |
P. megakarya sporangia (photo from Q-bank, used with permission).  P. megakarya sporangia |
P. frigida chlamydospore  Globose chlamydospores of P. frigida |
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P. cambivora older hyphae  Old septate hyphae |
Basal canker on Port-Orford cedar  Basal canker on Chamaecyparis lawsoniana |
P. cambivora colony morphology on V8  Colony morphology on V8 at 14 days |