Tar spots on European beech (Fagus sylvatica) with bark removed. Lesse, Germany
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P. cambivora tar spots  |
P. cambivora active lesion on chinquapin  P. cambivora active lesion on chinquapin |
P. cambivora sporangium  Ovoid non-papillate sporangia with well-rounded base |
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P. pinifolia on Pinus radiata  Dead needles on lower side of P. radiata branch. |
P. pluvialis colony morphology on carrot agar  Colony morphology on carrot agar at 20 days |
Dead and healthy Port-Orford cedar trees  Chamaecyparis lawsoniana trees |
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P. alni subsp alni sporangium  Non-papillate, non caducous sporangium, photo used with permission from Q-bank |
P. pluvialis oogonium and antheridium  Oogonium and oospore with amphigynous antheridium |
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. kernoviae leaf wilt  Necrosis of rhododendron leaves. |
P. tentaculata disease symptoms on California mugwort  Nursery grown California mugwort plant (Artemisia douglasiana) infected with P. tentaculata and exhibiting severe root and crown rot |
P. katsurae growth morphology on β-CMA  Growth morphology at 7 days on β-CMA |