Terminal chlamydospore on a short side stalk
Photo Gallery
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Chlamydospore of P. lateralis  |
Dead Port Orford Cedar  Dead Chamaecyparis lawsoniana, BLM Roseburg District in Oregon |
P. pinifolia colony morphology on CMA-NARP  Colony morphology of P. pinifolia at 20°C on CMA-NARP after 3 weeks. From Duran et al. 2008 |
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P. agathidicia sporangia  Differentiation of the cytoplasm within papillate sporangia into acid fuchsin stained zoospores |
P. frigida symptoms 4  Black wattle timber with symptoms of gummosis |
Mal del ciprés, dead and dying trees along river  Mal del ciprés, dead and dying trees along river |
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P. austrocedrae hyphal swellings  Hyphal swelling photo used with permission from Q-bank |
P. alni oogonium  Bullate oogonium of P. alni (German variant) with oospore and amphigynous antheridium. |
P. agathidicida oospores in planta  Oospores in the roots of kauri seedlings inoculated with P. agathidicida. The root has been cleared with potassium hydroxide and bleached with peroxide before being stained with trypan blue (scale bar =100 µm). |
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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  Dying Chaemacyparis lawsoniana trees in Lopérec, France. |
P. tentaculata disease symptoms on sticky monkey flower  Crown and root rot (left) on sticky monkey flower (Diplacus aurantiacus) compared with a control (right) |