Broadly ovoid, papillate sporangia in water.
Photo Gallery
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P. cactorum sporangia  |
Stain from Port Orford Cedar root disease  Stain from Chamaecyparis lawsoniana root disease on the Smith River |
Phytophthora taxon Agathis bole canker  Canker on a Kauri tree, New Zealand |
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P. cinnamomi sporangium  P. cinnamomi sporangium |
P. kernoviae disease on European beech  Bleeding lesion on trunk of Fagus sylvatica |
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 |
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P. ramorum sporangia  P. ramorum sporangia |
P. nicotianae symptoms  Symptoms of gummosis on black wattle (Fitopatol. bras. 2005) |
P. alni oogonia  Smooth-walled oogonium of P. alni (Swedish variant) with oospore and amphigynous antheridium. |
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P. cambivora sporangium  Ovoid non- papillate sporangia |
P. palmivora oogonia  P. palmivora oogonia with antheridia |
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). |