Infected chestnut tree with girdling canker on stem
Photo Gallery
|
P. katsurae disease symptoms  |
P. arenaria disease symptoms on Banksia  Dead Banksia sp. in a Kwongan heathland on mineral sand near Eneabba, Western Australia recently killed by root and collar rot caused by Phytophthora arenaria |
P. chlamydospora sporangium  Phytophthora chlamydospora sporangium in water. Bar is 20µm. |
|
P. cambivora colony morphology on PDA  Rosaceous colony morphology at 14 days at 20°C on PDA |
P. tentaculata hyphae  Looping hyphae commonly seen with P. tentaculata on PARP media |
P. pinifolia colony morphology on V8  Colony pattern after 7 days on V8 at 24C, photo from Q-bank, used with permission |
|
P. pinifolia colony morphology on V8  Colony morphology of P. pinifolia at 20°C on V8 after 3 weeks. From Duran et al. 2008 |
P. cambivora colony morphology on PDA  Colony morphology on PDA at 14 days |
Dead and healthy Port-Orford cedar trees  Chamaecyparis lawsoniana trees |
|
P. alni in alder forest, Germany, with T. Jung  P. alni in alder forest, Germany, with T. Jung |
P. austrocedrae - hyphal swellings  Morphology of hyphae of Phytophthora austrocedrae, from Greslebin et al. 2007 |
P. katsurae oogonium  Micrograph of warty oogonium |