Oogonium with paragynous antheridia close to oogonial stalk. Oospores are slightly aplerotic.
Photo Gallery
P. cactorum oogonium |
P. cinnamomi on Banksia Dead and dying Banksia, Western Australia |
P. cinnamomi on Banksia Death of woodland Banksia, Western Australia |
P. ramorum leaf symptoms on tan oak Tip symptoms on tanoak seedling (Notholithocarpus densiflorus). |
Chlamydospore of P. lateralis Laterally intercalary chlamydospore of Phytophthora lateralis |
P. megasperma colony morphology on V8 Colony morphology on V8 at 7 days |
P. lateralis sporangia Sympodial sporangiophore with external proliferation |
P. cinnamomi colony morphology on PDA P. cinnamomi colony growth on PDA at 14 days |
P. austrocedrae colony morphology on Tomato juice agar with B sitosterol Colony morphology of P. austrocedrae at 16 ºC after 4 weeks on Tomato juice agar with B sitosterol |
P. pinifolia on Pinus radiata Pinus radiata needles, note “black line” symptom near needle bases |
P. pinifolia sporangium Non- papillate and caducous sporangia of Phytophthora pinifolia isolated from the infected P. radiata needles. |
Mal del ciprés, dead and dying trees along river Mal del ciprés, dead and dying trees along river |