Ovoid, semi-papillate sporangia showing sympodial development of sporangiophore
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P. nemorosa sporangia  |
P. pluvialis hyphal swellings  P. pluvialis hyphal swellings in water |
P. pinifolia on Pinus radiata  Dead needles on lower side of P. radiata branch. |
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P. pseudosyringae sporangium  Ovoid, semipapillate sporangia showing medium length pedicel |
P. cambivora oogonium  Bullate oogonium and and two-celled amphigynous antheridium |
P. cryptogea colony morpholgy on PDA  Colony morphology on PDA at 14 days |
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Growth of P. palmivora on CMA  Growth of P. palmivora on corn meal agar |
P. boehmeriae chlamydospore  Globose chlamydospore of P. boehmeriae |
P. tentaculata disease symptoms on California mugwort  Nursery grown California mugwort plant (Artemisia douglasiana) infected with P. tentaculata and exhibiting severe root and crown rot |
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P. siskiyouensis sporangia  Sporangia showing a variety of shapes and orientations of semi-papillae and sporangiophores |
P. cinnamomi hyphal swellings  P. cinnamomi hyphal swellings (or thin walled chlamydospores) |
P. cambivora tar spots  Tar spots on European beech (Fagus sylvatica) with bark removed. Lesse, Germany |