Collar lesion on Chaemacyparis lawsoniana in Landrévarzec, France
Photo Gallery
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P. lateralis on Port Orford cedar  |
P. siskiyouensis canker on Italian alder  Bleeding canker at the base of a tree and a sprinkler emitter (arrow) adjacent to the trunk |
P. cambivora oogonium  Bullate oogonium and and two-celled amphigynous antheridium |
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P. nicotianae oogonia  P. nicotianae oogonia 100x. Photo from Q-bank: www.q-bank.eu, Henk Brouwer (CBS-KNAW, Utrecht, The Netherlands) |
Port Orford Cedar Hedge row  Chamaecyparis lawsoniana residential hedge row with alive and dead trees |
P. arenaria oogonium  Aplerotic oogonia of P. arenaria with paragynous antheridia. Scale bar = 20 μm |
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P. pseudosyringae sporangia  Ovoid, semipapillate sporangia showing sympodial development of sporangiophore |
P. nemorosa sporangium  Ovoid, semi-papillate sporangium showing medium length pedicel. |
P. boehmeriae oogonia  Oogonia and oospores with amphigynous antheridia |
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P. agathidicida lesion on kauri tree  Gum oozing out of longitudinal lesion |
P. cambivora colony morphology on MA  Uniform fluffy colony morphology at 14 days at 20°C on MA |
P. pinifolia sporangium  Cysts remain in sporangium after discharge, photo from Q-bank, used with permission |