Port-Orford-cedar seedlings planted to test for Phytophthora lateralis resistance at the Dorena Genetic Resource Center
Photo Gallery
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Dead and healthy Port-Orford cedar seedlings  |
P. pluvialis oogonium and antheridium  Oogonium and oospore with amphigynous antheridium |
P. katsurae disease symptoms  Infected chestnut (Castanea) with bleeding canker |
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P. cinnamomi on Banksia  Gretna Weste injecting Banksia with phosphonate |
P. pinifolia on Pinus radiata  Pinus radiata, note Stem canker associated with necrotic needles. |
P. agathidicida lesion on kauri tree  Advancing triangular lesion extending up the trunk of an 80 cm DBH kauri tree in the Huia Dam Site along Twin Peaks Track, Waitakere Regional Park |
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P. palmivora sporangia
 P. palmivora caducous papillate sporangia
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P. chlamydospora colony morphology on carrot agar  P. chlamydospora colony morphology on carrot agar |
P. pinifolia sporangia  Sporangium with internal proliferation, photo from Q-bank, used with permission. |
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P. cactorum oogonium  Oogonium with paragynous antheridia close to oogonial stalk. Oospores are slightly aplerotic. |
P. alni canker on gray alder  Grey alder (A. incana) with collar rot caused by P. alni |
P. pinifolia on Pinus radiata  Pinus radiata needles, note “black line” symptom near needle bases |