Symptom of black pod disease of cacao (T. cacao) caused by P. palmivora
Photo Gallery
Black pod disease of cacao |
P. pinifolia sporulation Sporulation on edge of hemp seed, photo from Q-bank, used with permission. |
P. cinnamomi hyphal swelling P. cinnamomi hyphal swelling (or thin walled chlamydospores) |
P. nicotianae colony morphology on CMA Phytophthora nicotianae CBS 321.49 CMA after 7 days at 24 degrees. Photo from Q-bank: www.q-bank.eu, Henk Brouwer (CBS-KNAW, Utrecht, The Netherlands) |
P. lateralis on Port Orford cedar Typical decline of Chaemacyparis lawsoniana in Landrévarzec, France |
P. megasperma sporangia Ovoid, non-papillate sporangia showing internal proliferation of sporangiophore |
P. pinifolia on Pinus radiata needles Pinus radiata needles, note “black line” symptom near needle bases |
P. cactorum colony morphology on PDA Colony morphology on PDA at 14 days |
P. cactorum sporangium P. cactorum sporangium |
P. palmivora colony morphology on V8 Growth of P. palmivora on V8 agar |
Dying Port Orford Cedar trees |
P. arenaria disease symptoms on Banksia Dead Banksia sp. in a Kwongan heathland on mineral sand near Eneabba, Western Australia recently killed by root and collar rot caused by Phytophthora arenaria |