Looping hyphae commonly seen with P. tentaculata on PARP media
Photo Gallery
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P. tentaculata hyphae  |
P. megasperma oogonium  Oogonium with paragynous antheridia applied close to the ogonial stalk. |
P. pluvialis symptoms on Douglas-fir  Red needle cast symptoms on Douglas-fir in western Oregon, 2015 |
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Mal del ciprés, dead and dying trees along river  Mal del ciprés, dead and dying trees along river |
P. megakarya sporangia (photo from Q-bank, used with permission).  P. megakarya sporangia |
P. cryptogea sporangium  Obpyriform non-papillate sporangia in water |
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P. kernoviae disease on European beech  Bleeding lesion on trunk of Fagus sylvatica |
P. pluvialis symptoms on Douglas-fir  Red needle cast symptoms on Douglas-fir in western Oregon, 2015 |
P. ramorum chlamydospores  P. ramorum chlamydospores |
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Stain from Port Orford Cedar root disease  Stain from Chamaecyparis lawsoniana root disease on the Smith River |
P. boehmeriae symptoms  Symptoms of gummosis on black wattle (Acacia mearnsii) |
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). |