P. siskiyouensis sporangium with lateral semi-papilla and subterminal, sub-basal insertion in the sporangiophore
Photo Gallery
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P. siskiyouensis sporangium  |
P. chlamydospora chlamydospore  Phytophthora chlamydospora chlamydospore in agar. Bar is 20µm. |
P. boehmeriae oogonium  Oogonia and oospores with amphigynous antheridia |
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P. katsurae disease symptoms  Infected chestnut (Castanea) with bleeding canker |
P. cambivora oogonium  P. cambivora oogonium with antheridium |
P. austrocedrae colony morphology on Tomato juice agar with B sitosterol  Colony morphology of P. austrocedrae at 16 ºC after 4 weeks on Tomato juice agar with B sitosterol |
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Dead Port Orford Cedar trees  Dead Chamaecyparis lawsoniana trees along road |
P. agathidicida lesion on kauri tree  Gum oozing out of longitudinal lesion |
P. nicotianae colony morphology on CMA  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) |
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P. cinnamomi cork oak decline  Cork oak decline, Portugal |
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 |
P. frigida symptoms 3  Black wattle bark with symptoms of gummosis |