Necrosis of rhododendron leaves.
Photo Gallery
P. kernoviae leaf wilt |
P. tentaculata sporangium Papillate sporangium of P. tentaculata |
P. pluvialis symptoms on Douglas-fir Red needle cast symptoms on Douglas-fir in western Oregon, 2015 |
P. austrocedrae - sporangia Sporangium with distorted shape, photo from Q-bank, used with permission. |
P. megakarya sporangia (photo from Q-bank, used with permission). P. megakarya sporangia |
P. cambivora sporangium Ovoid non-papillate sporangia with well-rounded base |
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. cambivora disease symptoms Collar canker rot of Ink disease on sweet chestnut |
P. cambivora sporangium with internal extended proliferation Empty sporangia showing internal extended proliferation |
P. chlamydospora sporangium Phytophthora chlamydospora sporangium in water. Bar is 20µm. |
P. nemorosa hyphal swellings ‘Blistered’ hyphal swellings in agar |
P. kernoviae oogonium Oogonium with amphigynous antheridia, photo from Q-bank, used with permission |