Colony pattern after 7 days on V8 at 24C, photo from Q-bank, used with permission
Photo Gallery
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P. pinifolia colony morphology on V8  |
P. siskiyouensis canker on Italian alder  Phytophthora collar rot on Italian alder trees: an isolated bleeding canker on the trunk |
Stain from Port Orford Cedar root disease  Stain from Chamaecyparis lawsoniana root disease on the Smith River |
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P. kernoviae oogonium  Oogonium with amphigynous antheridia, photo from Q-bank, used with permission |
P. palmivora sporangia, chlamydospores, hyphae  Sporangia (sporangiospores), chlamydospores, and hyphae stained with Cotton Blue |
P. katsurae sporangia  Papillate, non-caducous sporangium with differentiated content; photo used with permission from Q-bank |
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P. siskiyouensis sporangium  P. siskiyouensis sporangium with lateral semi-papilla and subterminal, sub-basal insertion in the sporangiophore |
Dying Port Orford Cedar trees  Dead Chamaecyparis lawsoniana trees |
P. pinifolia colony morphology on PDA  Colony pattern after 7 days on PDA at 24C, photo from Q-bank, used with permission. |
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P. siskiyouensis oogonium with amphigynous antheridium  P. siskiyouensis oogonium with amphigynous antheridium |
P. cambivora sporangium with nested proliferation  Empty sporagia showing internal nested proliferation |
P. cinnamomi hyphal swellings  P. cinnamomi hyphal swellings (or thin walled chlamydospores) |