Oospores in the roots of kauri seedlings inoculated with P. agathidicida. The root has been cleared with potassium hydroxide and bleached with peroxide before being stained with trypan blue (scale bar =100 µm).
Photo Gallery
|
P. agathidicida oospores in planta  |
P. alni in alder, Illwald, France  P. alni in alder, Illwald, France |
P. pluvialis symptoms on Douglas-fir  P. pluvialis symptoms of red needle cast on Douglas-fir, western Oregon 2015 |
|
P. kernoviae disease on beech  External lesion; 14 November 2003 |
P. pinifolia colony morphology on PDA  Colony pattern after 7 days on PDA at 24C, photo from Q-bank, used with permission. |
P. palmivora chlamydospore  Terminal chlamydospore of P. palmivora |
|
P. cambivora sporangium with internal extended proliferation  Empty sporangia showing internal extended proliferation |
P. kernoviae canker  Bole lesion on Fagus sylvatica |
P. cactorum colony morphology on V8  Colony morphology on V8 at 14 days |
|
Phytophthora cactorum disease symptoms on English walnut  Dieback of Juglans regia caused by Phytophthora cactorum |
Growth of P. megakarya on V8 agar  Growth of P. megakarya on V8 agar |
P. cinnamomi on Fraser fir  Frasier fir Christmas trees, North Carolina |