P. ramorum colony morphology on CMA PARP
Photo Gallery
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P. ramorum colony morphology on CMA PARP  |
P. cambivora sporangium  Ovoid non-papillate sporangia with well-rounded base and simple sporangiophore |
P. siskiyouensis canker on Italian alder  Bleeding canker at the base of a tree and a sprinkler emitter (arrow) adjacent to the trunk |
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P. siskiyouensis colony morphology on PDA  Colony morphology on PDA at 14 days |
P. chlamydospora sporangium  Phytophthora chlamydospora sporangium in water. Bar is 20µm. |
P. alni oogonium  Bullate oogonium of P. alni (German variant) with oospore and amphigynous antheridium. |
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Phytophthora cactorum disease symptoms on English walnut  Dieback of Juglans regia caused by Phytophthora cactorum |
P. nicotianae colony morphology on PDA  Phytophthora nicotianae CBS 321.49 PDA after 7 days at 24 degrees. Photo from Q-bank: www.q-bank.eu, Henk Brouwer (CBS-KNAW, Utrecht, The Netherlands) |
P. lateralis colony morphology on PDA  Growth morphology on PDA of Phytophthora lateralis |
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P. ramorum on larch in the United Kingdom  Larch trees with P. ramorum in the UK |
P. agathadicida disease symptom  Excavated lesion, with outer bark removed showing extent of disease-front |
P. agathidicida sporangium  Globose to ovoid-ellipsoid, papillate sporangium |