Ovoid non-papillate sporangia with well-rounded base and simple sporangiophore
Photo Gallery
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P. cambivora sporangium  |
P. pinifolia on Pinus radiata  Pinus radiata, note Stem canker associated with necrotic needles. |
P. cryptogea colony morpholgy on PDA  Colony morphology on PDA at 14 days |
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P. tentaculata disease symptoms on California mugwort  Outplanted California mugwort (Artemisia douglasiana) infected with P. tentaculata, 4.5 years after planting. Plant shows stunting and chlorosis. (P. cryptogea and P. lacustris were also baited from roots/soil of this plant). |
P. frigida symptoms 3  Black wattle bark with symptoms of gummosis |
P. austrocedrae necrotic lesion in phloem  P. austrocedrae - necrotic lesion in phloem |
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P. pseudotsugae colony morphology on V8  P. pseudotsugae colony growth on V8 agar |
P. cambivora symptoms  P. cambivora on Fagus sylvatica bole |
P. nemorosa sporangium  Ovoid, semi-papillate sporangium showing medium length pedicel. |
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P. cambivora sporangium with internal extended proliferation  Empty sporagia showing internal nested and extended proliferation |
Vehicle washing  Truck washing to avoid spread of P. lateralis |
P. cactorum sporangia  P. cactorum sporangia |