Ovoid, semipapillate sporangia showing sympodial development of sporangiophore
Photo Gallery
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P. pseudosyringae sporangia  |
Tāne Mahuta “Lord of the Forest” kauri tree  Tāne Mahuta “Lord of the Forest” is a giant kauri tree (approximately 47 metres in height) in the Waipoua Forest of Northland Region, New Zealand. Its age is unknown but is estimated to be between 1,250 and 2,500 years |
Stain from Port Orford Cedar root disease  Stain from Chamaecyparis lawsoniana root disease on the Smith River |
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P. austrocedrae necrotic lesion in phloem  P. austrocedrae - necrotic lesion in phloem |
P. lateralis on Port Orford cedar  Localized branch infection of Chaemacyparis lawsoniana in Lopérec, France |
Phytophthora taxon Agathis bole canker  Canker on a Kauri tree, New Zealand |
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P. ramorum colony morphology on CMA PARP  P. ramorum colony morphology on CMA PARP |
P. cambivora oogonium  P. cambivora oogonium with antheridium |
P. cambivora colony morphology on V8  Colony morphology on V8 at 14 days |
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P. pinifolia colony morphology on V8  Colony pattern after 7 days on V8 at 24C, photo from Q-bank, used with permission |
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. cinnamomi on Jarrah  Dieback in Jarrah, Western Australia |