Bark cracks with black ooze in coast live oak, a symptom of P. ramorum canker.
Photo Gallery
P. ramorum bleeding canker |
P. ramorum canker Bark discoloration and zone lines in coast live oak (Quercus agrifolia) |
P. ramorum sporangium Deciduous sporangium, photo from Q-bank, used with permission |
P. ramorum colony morphology on V8 P. ramorum colony morphology on V8 |
P. ramorum oogonium Oogonium with thick oogonial wall, photo from Q-bank, used with permission |
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 chlamydospores P. ramorum chlamydospores |
P. ramorum sporangia P. ramorum sporangia |
P. ramorum on larch in the United Kingdom Larch trees with P. ramorum in the UK |
P. ramorum sporangia and chlamydospores Sporangia and chlamydospores of P. ramorum |