A stand of Pinus radiata trees affected by red needle cast disease. Note that frequently only the lower part of the crown is affected.
Photo Gallery
|
P. pluvialis on Pinus radiata in New Zealand  |
P. agathidicida lesion on kauri tree  Gum oozing out of longitudinal lesion |
P. cactorum bleeding canker  Bleeding canker on European beech (Fagus sylvatica) |
|
P. alni subsp alni sporangium  Non-papillate, non caducous sporangium, photo used with permission from Q-bank |
Phytophthora cactorum canker on beech tree  Canker on Fagus sp. caused by Phytophthora cactorum. |
P. cambivora disease symptoms  Dead and dying chinquapin infected with P. cambivora |
|
P. pseudotsugae colony morphology on PDA  P. pseudotsugae colony growth on PDA agar |
P. cambivora sporangium  Ovoid non-papillate sporangia with well-rounded base and simple sporangiophore |
P. palmivora colony morphology on PDA  P. palmivora colony morphology on PDA |
|
Tāne Mahuta “Lord of the Forest” kauri tree  Tāne Mahuta “Lord of the Forest” is a giant kauri tree (approximately 47 metres in height) in the Waipoua Forest of Northland Region, New Zealand. Its age is unknown but is estimated to be between 1,250 and 2,500 years |
P. cactorum sporangia  Broadly ovoid, papillate sporangia in water. |
P. cambivora colony morphology on MA  Rosacous colony morphology at 14 days at 20°C on MA |