Oogonia with and without brown pigment, photo from Q-bank, used with permission
Photo Gallery
P. austrocedrae oogonium |
P. cactorum bleeding canker Bleeding canker on European beech (Fagus sylvatica) |
P. cinnamomi on Jarrah Dieback in Jarrah, Western Australia |
P. agathidicida oospores Oospores of P. agathidicida in the roots of kauri seedlings inoculated with P. agathidicida. The root has been cleared with potassium hydroxide and bleached with peroxide, before being stained with Trypan Blue |
P. pluvialis symptoms Symptoms of red needle cast on Douglas-fir needles |