Pinus radiata impacted by DFP, note healthy new growth
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P. pinifolia on Pinus radiata |
P. kernoviae sporangium Papillate and caducous sporangium, photo from Q-bank, used with permission |
Dying Port Orford Cedar trees |
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P. pseudotsugae sporangia Broadly ovoid, papillate sporangia in water |
Comparative gametangial morphology of Phytophthora Clade 5 species Comparative gametangial morphology of Phytophthora Clade 5 species, with SEM (top) and light microscopy (bottom). P. heveae has smooth walled oogonia with funnel-shaped, amphigynous antheridia. P. agathidicida has mildly stipulate oogonia with globose amphigynous antheridia. P.cocois has mildly bullate oogonia with reflexed amphigynous antheridia. P. castaneae has coarsely bullate oogonium with rugose protuberances and narrow amphigynous antheridia (Weir et al. 2015). |
P. lateralis on Port Orford cedar Root lesions on Chaemacyparis lawsoniana |
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P. austrocedrae - necrotic lesion in phloem |
P. pinifolia on Pinus radiata Dead needles on lower side of P. radiata branch. |
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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Black pod disease of cacao Symptom of black pod disease of cacao (T. cacao) caused by P. palmivora |
P. cambivora inactive lesion on chinquapin Inactive lesion of P. cambivora on chinquapin |
P. nicotianae sporangia P. nicotianae overview of sporangia 40x. Photo from Q-bank: www.q-bank.eu, Henk Brouwer (CBS-KNAW, Utrecht, The Netherlands) |


