Red oak with embedded lesions, France
Photo Gallery
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P. cinnamomi cork oak decline  |
P. katsurae sporangia  Papillate, non-caducous sporangia; photo used with permission from Q-bank |
P. kernoviae sporangium  Papillate and caducous sporangium, photo from Q-bank, used with permission |
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P. siskiyouensis canker on Italian alder  Bole lesions in the tissues under the bark of a bleeding canker: distinct margin between healthy and disease tissues |
P. cambivora disease symptoms  Collar canker rot of Ink disease on sweet chestnut |
P. pseudotsugae colony morphology on V8  P. pseudotsugae colony growth on V8 agar |
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P. austrocedrae oogonia drawing  P. austrocedrae. Morphology of oogonia, oospores and antheridia. Bar: 10 mm. Greslebin et al. 2007 |
P. kernoviae leaf wilt  Wilted leaf of infected rhododendron |
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). |
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P. tentaculata oospores and antheridia  Paragynous antheridium attached to oogonium with oospore |
P. pseudotsugae amphigynous oogonium  P. pseudotsugae oogonium with amphigynous antheridia |
P. palmivora oogonia  P. palmivora oogonia with antheridia |