Frasier fir Christmas trees, North Carolina
Photo Gallery
P. cinnamomi on Fraser fir |
P. pinifolia on Pinus radiata Pinus radiata, note Stem canker associated with necrotic needles. |
P. pseudotsugae colony morphology on PDA P. pseudotsugae colony growth on PDA agar |
P. ramorum leaf symptoms on tan oak Tip symptoms on tanoak seedling (Notholithocarpus densiflorus). |
P. alni in alder, Illwald, France P. alni in alder, Illwald, France |
P. alni in riparian alder, Germany P. alni in riparian alder, Germany |
P. pluvialis on Pinus radiata in New Zealand A Pinus radiata needle showing faded olive- or khaki- coloured lesions consistent with the presence of red needle cast disease. Arrow shows resinous bands within the extended olive lesion. |
P. tentaculata hyphae Looping hyphae commonly seen with P. tentaculata on PARP media |
Phytophthora taxon Agathis bole canker Canker on a Kauri tree, New Zealand |
P. austrocedrae colony morphology on PDA Colony morphology of P. austrocedrae at 16 C after four weeks on PDA |
P. ramorum sporangia P. ramorum sporangia |
Mal del ciprés, dead and dying trees along river Mal del ciprés, dead and dying trees along river |