P. pluvialis hyphal swellings in water
Photo Gallery
P. pluvialis hyphal swellings |
P. pluvialis sporangium Sporangia showing typical ovoid shape and semi-papillate condition |
P. pluvialis symptoms on Douglas-fir Red needle cast symptoms on Douglas-fir in western Oregon, 2015 |
P. pluvialis on Pinus radiata in New Zealand Pinus radiata needles showing colour changes following infection with red needle cast disease. The tissues around the initial infection at the base or along the needle senesce, and change yellow and then brown as indicated by the arrows before the needles cast. |
P. pluvialis hyphal swellings P. pluvialis hyphal swellings on agar |
P. pluvialis on Pinus radiata A Pinus radiata needle showing black resinous bands or marks consistent with the presence of red needle cast disease. |
P. pluvialis sporangium Sporangium showing typical ovoid shape and semi-papillate condition |
P. pluvialis symptoms on Douglas-fir Red needle cast symptoms on Douglas-fir in western Oregon, 2015 |
P. pluvialis symptoms on Douglas-fir P. pluvialis symptoms of red needle cast on Douglas-fir, western Oregon 2015 |
P. pluvialis on Pinus radiata in New Zealand A stand of Pinus radiata trees affected by red needle cast disease. Note that frequently only the lower part of the crown is affected. |
P. pluvialis oogonium and antheridium Oogonium and oospore with amphigynous antheridium |
P. pluvialis symptoms Symptoms of red needle cast on Douglas-fir needles |