Collar canker rot of Ink disease on sweet chestnut
Photo Gallery
P. cambivora disease symptoms |
P. alni lesion in alder, Illwald, France P. alni lesion in alder, Illwald, France |
P. cambivora disease symptoms Crown symptoms of Ink disease on sweet chestnut |
P. ramorum on larch in the United Kingdom Larch trees with P. ramorum in the UK |
P. pseudotsugae paragynous oogonium P. pseudotsugae oogonium with paragynous antheridia, note the disrupted contents of the abortive oogonia |
P. tentaculata disease symptoms on sticky monkey flower Crown and root rot (left) on sticky monkey flower (Diplacus aurantiacus) compared with a control (right) |
P. lateralis colony morphology on PDA Growth morphology on PDA of Phytophthora lateralis |
P. cryptogea hyphal swellings Cluster of small, angular to globose hyphal swellings formed in water |
P. palmivora colony morphology on PDA P. palmivora colony morphology on PDA |
P. siskiyouensis canker on Italian alder Bole lesions in the tissues under the bark of a bleeding canker: distinct margin between healthy and disease tissues |
P. pluvialis symptoms on Douglas-fir needles Symptoms of red needle cast on Douglas-fir needles |
P. cryptogea sporangium Obpyriform non-papillate sporangia in water |