P. ramorum sporangium
Photo Gallery
P. ramorum sporangium |
P. kernoviae oogonia Mycol.Res 109, 853-859; Representative oogonia, antheridia and thick walled plerotic oospores of Phytophthora kernoviae. |
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. siskiyouensis disease symptoms on Italian alder Grove of dying trees in a commercial landscape in Foster City, CA |
P. siskiyouensis sporangium P. siskiyouensis sporangium with lateral semi-papilla and subterminal, sub-basal insertion in the sporangiophore |
P. chlamydospora sporangium Phytophthora chlamydospora sporangium in water. Bar is 20µm. |
P. kernoviae oogonium Oogonium with amphigynous antheridia, photo from Q-bank, used with permission |
P. chlamydospora colony morphology on V8 agar P. chlamydospora colony morphology on V8 agar |
P. pluvialis oogonium and antheridium Oogonium and oospore with amphigynous antheridium |
P. pseudosyringae hyphal swellings Sub-globose hyphal swellings in water |
P. megakarya disease symptoms on Theobroma cacao
Symptoms of black pod disease of cocoa (T. cacao)
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P. cactorum sporangia P. cactorum sporangia |