Ovoid, non-papillate sporangia
Photo Gallery
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P. megasperma sporangium  |
P. cactorum sporangia  P. cactorum sporangia |
P. cambivora colony morphology on PDA  Colony morphology on PDA at 14 days |
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P. boehmeriae chlamydospore  Globose chlamydospore of P. boehmeriae |
Phytophthora cactorum canker on beech tree  Canker on Fagus sp. caused by Phytophthora cactorum. |
P. cambivora oogonium  Bullate oogonium with amphyginous antheridium |
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P. pinifolia on Pinus radiata  Pinus radiata, note Stem canker associated with necrotic needles. |
Basal canker on Port-Orford cedar  Basal canker on Chamaecyparis lawsoniana |
P. cinnamomi colony morphology on V8  P. cinnamomi colony growth on V8 at 14 days |
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P. agathidicida oospores in planta  Oospores 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 (scale bar =100 µm). |
P. katsurae growth morphology on β-CMA  Growth morphology at 7 days on β-CMA |
P. cinnamomi on Fraser fir  Frasier fir Christmas trees, North Carolina |