P. cactorum sporangium
Photo Gallery
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P. cactorum sporangium  |
P. cinnamomi on Jarrah  Dieback in Jarrah, Western Australia |
P. kernoviae sporangium  Papillate and caducous sporangium, photo from Q-bank, used with permission |
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P. kernoviae leaf wilt  Necrosis of rhododendron leaves. |
Growth of P. megakarya on corn meal agar
 Growth of P. megakarya on corn meal agar |
P. siskiyouensis oogonium with paragynous antheridium  P. siskiyouensis oogonium with paragynous antheridium |
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P. lateralis on Port Orford cedar  Typical decline of Chaemacyparis lawsoniana in Landrévarzec, France |
P. cambivora bole canker  Fagus sylvatica bole canker |
P. cactorum bleeding canker  Bleeding canker on European beech (Fagus sylvatica) |
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P. pluvialis symptoms on Douglas-fir  Red needle cast symptoms on Douglas-fir in western Oregon, 2015 |
P. alni oogonium  Bullate oogonium of P. alni (German variant) with oospore and amphigynous antheridium. |
P. ramorum colony morphology on CMA PARP  P. ramorum colony morphology on CMA PARP |