A stand of Pinus radiata trees affected by red needle cast disease. Note the reddish appearance of affected trees prior to needle drop.
Photo Gallery
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P. pluvialis on Pinus radiata in New Zealand  |
P. pseudosyringae sporangium  Ovoid, semipapillate sporangia showing medium length pedicel |
P. cambivora colony morphology on MA  Appressed colony morphology at 14 days at 20°C on MA |
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P. kernoviae oogonium  Oogonium with amphigynous antheridia, photo from Q-bank, used with permission |
P. kernoviae oogonia  Oogonium with amphigynous antheridia, photo from Q-bank, used with permission |
P. alni in riparian alder, Germany  P. alni in riparian alder, Germany |
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P. boehmeriae oogonia  Oogonia and oospores with amphigynous antheridia |
P. pseudotsugae sporangia  Broadly ovoid, papillate sporangia in water |
P. pseudotsugae paragynous oogonium  P. pseudotsugae oogonium with paragynous antheridia, note the disrupted contents of the abortive oogonia |
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P. nicotianae sporangia  P. nicotianae overview of sporangia 40x. Photo from Q-bank: www.q-bank.eu, Henk Brouwer (CBS-KNAW, Utrecht, The Netherlands) |
P. pinifolia sporangia  Sporangium with internal proliferation, photo from Q-bank, used with permission. |
P. cambivora older hyphae  Old septate hyphae |