Oogonium with paragynous antheridia close to oogonial stalk. Oospores are slightly aplerotic.
Photo Gallery
|
P. cactorum oogonium  |
P. cactorum bleeding canker  Bleeding canker on European beech (Fagus sylvatica) |
P. cactorum bleeding canker  Bleeding canker on European beech (Fagus sylvatica) |
|
P. cactorum sporangia  P. cactorum sporangia |
Phytophthora cactorum disease symptoms on English walnut  Dieback of Juglans regia caused by Phytophthora cactorum |
P. cactorum sporangium  P. cactorum sporangium |