Phytophthora nicotianae CBS 321.49 V8 after 7 days at 24 degrees. Photo from Q-bank: www.q-bank.eu, Henk Brouwer (CBS-KNAW, Utrecht, The Netherlands)
Photo Gallery
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Basal canker on Port Orford Cedar stump  |
P. nicotianae colony morphology on V8  |
P. tentaculata oogonia and antheridia  Oospores and oogonia with mostly paragynous but some amphigynous antheridia of P. tentaculata |
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P. megakarya sporangium  Caducous papillate sporangium of P. megakarya |
P. cinnamomi hyphal swellings  P. cinnamomi hyphal swellings (or thin walled chlamydospores) |
P. pinifolia hyphal growth  P. pinifolia pathogen growing from infected needle on selective agar |
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P. palmivora symptoms on fruit  Brown rot on a lemon fruit caused by Phytophthora palmivora. |
P. cinnamomi hyphal swelling  P. cinnamomi hyphal swelling (or thin walled chlamydospores) |
P. cambivora tar spots  Tar spots on European beech (Fagus sylvatica) with bark removed. Lesse, Germany |
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P. cactorum bleeding canker  Bleeding canker on European beech (Fagus sylvatica) |
P. cryptogea hyphal swellings  Cluster of small, angular to globose hyphal swellings formed in water |
P. boehmeriae symptoms  Symptoms of gummosis on black wattle (Acacia mearnsii) |