P. siskiyouensis oogonium with paragynous antheridium
Photo Gallery
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P. siskiyouensis oogonium with paragynous antheridium  |
P. austrocedrae semipapillate sporangium  P. austrocedrae - semipapillate sporangium with off-center attachment. |
P. palmivora chlamydospore  Terminal chlamydospore of P. palmivora |
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P. ramorum sporangium  Deciduous sporangium, photo from Q-bank, used with permission |
P. cactorum sporangia  Broadly ovoid, papillate sporangia in water. |
P. katsurae sporangia  Papillate, non-caducous sporangia; photo used with permission from Q-bank |
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P. ramorum zoospores  Sporangium of P. ramorum releasing zoospores |
P. lateralis on Port Orford cedar  Typical decline of Chaemacyparis lawsoniana in Landrévarzec, France. |
P. katsurae disease symptoms  Infected chestnut (Castanea) with bleeding canker |
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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). |
Phytophthora cactorum disease symptoms on English walnut  Dieback of Juglans regia caused by Phytophthora cactorum |
P. ramorum colony morphology on PDA  P. ramorum colony morphology on PDA |