Crown and root rot (left) on sticky monkey flower (Diplacus aurantiacus) compared with a control (right)
Photo Gallery
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P. tentaculata disease symptoms on sticky monkey flower  |
P. austrocedrae oogonium  Oogonia with and without brown pigment, photo from Q-bank, used with permission |
P. pseudotsugae sporangia  Broadly ovoid, papillate sporangia in water |
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P. kernoviae oogonia  Oogonium with amphigynous antheridia, photo from Q-bank, used with permission |
P. pluvialis symptoms on Douglas-fir  Red needle cast symptoms on Douglas-fir in western Oregon, 2015 |
Growth of P. megakarya on corn meal agar
 Growth of P. megakarya on corn meal agar |
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P. lateralis on Port Orford cedar  Localized branch infection of Chaemacyparis lawsoniana in Lopérec, France |
P. megasperma colony morphology on PDA  Colony morphology on PDA at 7 days |
P. cambivora sporangium  Ovoid non-papillate sporangia with well-rounded base and simple sporangiophore |
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P. alni oogonia subspecies and variants  Fig. 40. P. alni subsp. uniformis. Fig. 41. P. alni subsp. multiformis German variant. Fig. 42. P. alni subsp. alni. Fig. 43. |
P. austrocedrae oogonia drawing  P. austrocedrae. Morphology of oogonia, oospores and antheridia. Bar: 10 mm. Greslebin et al. 2007 |
P. frigida sporangia  Noncaducous sporangia showing ovoid shape and papillate condition |