Noncaducous sporangia showing ovoid shape and papillate condition
Photo Gallery
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P. frigida sporangia  |
Phytophthora cactorum disease symptoms on English walnut  Dieback of Juglans regia caused by Phytophthora cactorum |
P. tentaculata disease symptoms on sticky monkey flower  Crown and root rot (left) on sticky monkey flower (Diplacus aurantiacus) compared with a control (right) |
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P. austrocedrae colony morphology on PDA  Colony morphology of P. austrocedrae at 16 C after four weeks on PDA |
P. pluvialis hyphal swellings  P. pluvialis hyphal swellings on agar |
P. cinnamomi on Banksia  Death of woodland Banksia, Western Australia |
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P. pseudotsugae amphigynous oogonium  P. pseudotsugae oogonium with amphigynous antheridia |
P. cinnamomi sporangium  P. cinnamomi sporangium |
P. cambivora sporangia  Empty sporangia of P. cambivora showing nested internal proliferation |
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Dead and healthy Port-Orford cedar seedlings  Port-Orford-cedar seedlings planted to test for Phytophthora lateralis resistance at the Dorena Genetic Resource Center |
P. pinifolia on Pinus radiata  Pinus radiata needles, note “black line” symptom near needle bases |
Growth of P. megakarya on PDA  Growth of P. megakarya on potato dextrose agar |