Healthy Chamaecyparis lawsoniana trees
Photo Gallery
|
Healthy Port Orford Cedar tree  |
P. pinifolia coenocytic hyphae  Coenocytic hyphae (from Duran et al. 2008). Scale bar = 20 μm. |
P. cambivora colony morphology on V8  Colony morphology on V8 at 14 days |
|
P. cambivora sporangium  Ovoid non- papillate sporangia |
P. pluvialis on Pinus radiata in New Zealand  A Pinus radiata needle showing faded olive- or khaki- coloured lesions consistent with the presence of red needle cast disease. Arrow shows resinous bands within the extended olive lesion. |
P. alni in alder forest, Germany, with T. Jung  P. alni in alder forest, Germany, with T. Jung |
|
P. cinnamomi cork oak decline  Cork oak decline, Portugal |
P. katsurae oogonium  Warty protuberances on oogonium |
P. pinifolia on Pinus radiata  Pinus radiata needles, note “black line” symptom near needle bases |
|
P. kernoviae colony morphology  From Mycol.Res 109, 853-859; growth on CA under different conditions |
Comparative gametangial morphology of Phytophthora Clade 5 species  Comparative gametangial morphology of Phytophthora Clade 5 species, with SEM (top) and light microscopy (bottom). P. heveae has smooth walled oogonia with funnel-shaped, amphigynous antheridia. P. agathidicida has mildly stipulate oogonia with globose amphigynous antheridia. P.cocois has mildly bullate oogonia with reflexed amphigynous antheridia. P. castaneae has coarsely bullate oogonium with rugose protuberances and narrow amphigynous antheridia (Weir et al. 2015). |
P. alni subsp alni sporangium  Non-papillate, non caducous sporangium, photo used with permission from Q-bank |