Bark cracks with black ooze in coast live oak, a symptom of P. ramorum canker.
Photo Gallery
Site will be retired 9/1/2026
This site is no longer being developed and will be retired on September 1, 2026. Please contact us if you have any questions or would like to provide support to continue the project.
|
P. ramorum bleeding canker  |
P. ramorum sporangia  P. ramorum sporangia |
P. ramorum chlamydospores  P. ramorum chlamydospores |
|
P. ramorum colony morphology on PDA  P. ramorum colony morphology on PDA |
P. ramorum oogonium  Oogonium with thick oogonial wall, photo from Q-bank, used with permission |
P. ramorum colony morphology on V8  P. ramorum colony morphology on V8 |
|
P. ramorum leaf symptoms on tan oak  Tip symptoms on tanoak seedling (Notholithocarpus densiflorus). |
P. ramorum colony morphology on CMA PARP  P. ramorum colony morphology on CMA PARP |
P. ramorum zoospores  Sporangium of P. ramorum releasing zoospores |
|
P. ramorum sporangium  P. ramorum sporangium |
P. ramorum sporangium  Deciduous sporangium, photo from Q-bank, used with permission |
P. ramorum sporangia and chlamydospores  Sporangia and chlamydospores of P. ramorum |