Sporangia (sporangiospores) showing sympodial branching
Photo Gallery
P. palmivora sporangia |
P. agathidicida growth on CMA Diffuse, non-patterned, colony morphology of ICMP 16471 (the original “Gadgil isolate”) after 10-days incubation at 20°C in the dark |
P. lateralis sporangia Sporangia of P. lateralis showing internal and external proliferation |
P. boehmeriae symptoms Symptoms of gummosis on black wattle (Acacia mearnsii) |
P. pluvialis colony morphology on carrot agar Colony morphology on carrot agar at 20 days |
P. pluvialis on Pinus radiata in New Zealand Lesions consistent with the presence of red needle cast disease are more abundant at the base of Pinus radiata needles as indicated by the arrow. |
P. pinifolia on Pinus radiata Pinus radiata, note Stem canker associated with necrotic needles. |
P. chlamydospora chlamydospore Phytophthora chlamydospora chlamydospore in agar. Bar is 20 µm. |
Basal canker on Port-Orford cedar Basal canker on Chamaecyparis lawsoniana |
P. cryptogea hyphal swellings Cluster of small, angular to globose hyphal swellings formed in water |
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. cambivora disease symptoms Dead and dying chinquapin infected with P. cambivora |