Larch trees with P. ramorum in the UK
Photo Gallery
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P. ramorum on larch in the United Kingdom  |
P. pluvialis on Pinus radiata in New Zealand  A stand of Pinus radiata trees affected by red needle cast disease. Note that frequently only the lower part of the crown is affected. |
P. katsurae disease symptoms  Infected chestnut tree with girdling canker on stem |
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P. pinifolia colony morphology on CMA-NARP  Colony morphology of P. pinifolia at 20°C on CMA-NARP after 3 weeks. From Duran et al. 2008 |
P. cinnamomi on Banksia  Gretna Weste injecting Banksia with phosphonate |
Phytophthora cactorum canker on beech tree  Canker on Fagus sp. caused by Phytophthora cactorum. |
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P. pinifolia sporangia  Sporangium with internal proliferation, photo from Q-bank, used with permission. |
P. tentaculata disease symptoms on sticky monkey flower  Outplanted sticky monkey flower (Diplacus aurantiacus) infected with P. |
P. alni in alder, Illwald, France  P. alni in alder, Illwald, France |
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P. pluvialis sporangium  Sporangium showing typical ovoid shape and semi-papillate condition |
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. agathidicida lesion on kauri tree  Gum oozing out of longitudinal lesion |