Infected chestnut (Castanea) with bleeding canker
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P. katsurae disease symptoms  |
P. ramorum colony morphology on CMA PARP  P. ramorum colony morphology on CMA PARP |
P. cinnamomi cork oak decline  Red oak with embedded lesions, France |
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P. nicotianae symptoms 2  Symptoms of gummosis on black wattle (Fitopatol. bras. 2005) |
P. cactorum colony morphology on PDA  Colony morphology on PDA at 14 days |
P. cactorum bleeding canker  Bleeding canker on European beech (Fagus sylvatica) |
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P. tentaculata disease symptoms on California mugwort  Outplanted California mugwort (Artemisia douglasiana) infected with P. tentaculata, 4.5 years after planting. Plant shows stunting and chlorosis. (P. cryptogea and P. lacustris were also baited from roots/soil of this plant). |
P. arenaria disease symptoms on Banksia  Dead Banksia sp. in a Kwongan heathland on mineral sand near Eneabba, Western Australia recently killed by root and collar rot caused by Phytophthora arenaria |
Growth of P. palmivora on CMA  Growth of P. palmivora on corn meal agar |
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P. cactorum oogonium  Oogonium with paragynous antheridia close to oogonial stalk. Oospores are slightly aplerotic. |
P. nicotianae sporangia  P. nicotianae overview of sporangia 40x. Photo from Q-bank: www.q-bank.eu, Henk Brouwer (CBS-KNAW, Utrecht, The Netherlands) |
P. austrocedrae necrotic lesion in phloem  P. austrocedrae - necrotic lesion in phloem |