Coenocytic hyphae (from Duran et al. 2008). Scale bar = 20 μm.
Photo Gallery
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P. pinifolia coenocytic hyphae  |
P. lateralis on Port Orford Cedar  Horticultural planting of Port-Orford cedar, photo from USDA Forest Service, Dorena Genetic Resource Center |
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). |
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P. cambivora tar spots  Tar spots on European beech (Fagus sylvatica) with bark removed. Lesse, Germany |
P. cactorum sporangia  Broadly ovoid, papillate sporangia in water. |
P. alni oogonia  Smooth-walled oogonium of P. alni (Swedish variant) with oospore and amphigynous antheridium. |
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P. austrocedrae oogonium  Oogonia with and without brown pigment, photo from Q-bank, used with permission |
P. megasperma oogonium  Oogonium with paragynous antheridia applied close to the ogonial stalk. |
P. austrocedrae - Mal del ciprés, stages of decline  Colony morphology of P. austrocedrae at 16 C after four weeks on PDA |
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P. austrocedrae hyphal swellings  Hyphal swelling photo used with permission from Q-bank |
P. lateralis on Port Orford cedar  Bole lesion on Chaemacyparis lawsoniana in Lopérec, France |
P. cambivora colony morphology on MA  Appressed colony morphology at 14 days at 20°C on MA |