Colony morphology on carrot agar at 20 days
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P. pluvialis colony morphology on carrot agar |
P. pluvialis - appearance of new growth Tufted appearance of new growth from surviving buds on Douglas-fir, one year after defoliation. |
P. pluvialis colony morphology on carrot agar Colony morphology on carrot agar at 20 days |
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P. pluvialis symptoms on Douglas-fir Red needle cast symptoms on Douglas-fir in western Oregon, 2015 |
P. pluvialis symptoms on Douglas-fir Red needle cast symptoms on Douglas-fir in western Oregon, 2015 |
P. pluvialis hyphal swellings P. pluvialis hyphal swellings on agar |
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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. pluvialis symptoms on Douglas-fir P. pluvialis symptoms of red needle cast on Douglas-fir, western Oregon 2015 |
P. pluvialis sporangium Sporangium showing typical ovoid shape and semi-papillate condition |
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P. pluvialis symptoms on Douglas-fir Red needle cast symptoms on Douglas-fir in western Oregon, 2015 |
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 symptoms Symptoms of red needle cast on Douglas-fir needles |


