Austrocedrus with basal resin flow associated with Mal del ciprés.
Photo Gallery
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Austrocedrus associated with Mal del ciprés.  |
P. cinnamomi on Jarrah  Dieback in Jarrah, Western Australia |
P. megasperma oogonium  Oogonium with paragynous antheridia applied close to the ogonial stalk. |
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P. siskiyouensis canker on Italian alder  Phytophthora collar rot on Italian alder trees: an isolated bleeding canker on the trunk |
P. nemorosa colony morphology on PDA  Colony morphology on PDA at 14 days |
P. cinnamomi cork oak decline  Cork oak decline, Portugal |
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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. nemorosa sporangia  Ovoid, semi-papillate sporangia showing sympodial development of sporangiophore |
P. boehmeriae oogonium  Oogonia and oospores with amphigynous antheridia |
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P. pinifolia on Pinus radiata  Pinus radiata stand, note Defoliation and regrowth |
P. pluvialis sporangium  Sporangia showing typical ovoid shape and semi-papillate condition |
P. cambivora oogonium  Bullate oogonium and and two-celled amphigynous antheridium |